Calculus- Early Transcendentals, 2021a

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576 Selected Exercise Answers 3. x 1 = 1. The root is found in one iteration of Newton’s Method. 5.4.15 cos(π/2)=0, so x 1 is undefined 5.5.1 0 5.5.2 ∞ 5.5.3 0 5.5.4 0 5.5.5 1/6 5.5.6 1/16 5.5.7 3/2 5.5.8 −1/4 5.5.9 −3 5.5.10 1/2 5.5.11 0 5.5.12 −1 5.5.13 −1/2 5.5.14 5 5.5.15 1 5.5.16 1 5.5.17 2 5.5.18 1 5.5.19 0 5.5.20 1/2 5.5.21 2 5.5.22 0 5.5.23 1/2 5.5.24 −1/2 5.5.25 2 5.5.26 0 5.5.27 ∞ 5.5.28 0 5.5.29 5 5.5.30 −1/2 5.6.1 min at x = 1/2 5.6.2 min at x = −1, max at x = 1 5.6.3 max at x = 2, min at x = 4 5.6.4 min at x = ±1, max at x = 0 5.6.5 min at x = 1 5.6.6 none 5.6.7 none 5.6.8 min at x = 7π/12 + kπ, max at x = −π/12 + kπ,for integer k 5.6.9 none 5.6.10 max at x = 0, min at x = ±11 5.6.11 min at x = −3/2, neither at x = 0 5.6.12 min at nπ, max at π/2 + nπ 5.6.13 min at 2nπ, max at (2n + 1)π 5.6.14 min at π/2 + 2nπ, max at 3π/2 + 2nπ 5.6.17 min at x = 1/2 5.6.18 min at x = −1, max at x = 1 5.6.19 max at x = 2, min at x = 4 5.6.20 min at x = ±1, max at x = 0
577 5.6.21 min at x = 1 5.6.22 none 5.6.23 none 5.6.24 min at x = 7π/12 + nπ, max at x = −π/12 + nπ,for integer n 5.6.25 max at x = 63/64 5.6.26 max at x = 7 5.6.27 max at −5 −1/4 ,minat5 −1/4 5.6.28 none 5.6.29 max at −1, min at 1 5.6.30 min at 2 −1/3 5.6.31 none 5.6.32 min at nπ 5.6.33 max at nπ,minatπ/2 + nπ 5.6.34 max at π/2 + 2nπ,minat3π/2 + 2nπ 5.6.35 concave up everywhere 5.6.36 concave up when x < 0, concave down when x > 0 5.6.37 concave down when x < 3, concave up when x > 3 5.6.38 concave up when x < −1/ √ 3orx > 1/ √ 3, concave down when −1/ √ 3 < x < 1/ √ 3 5.6.39 concave up when x < 0orx > 2/3, concave down when 0 < x < 2/3 5.6.40 concave up when x < 0, concave down when x > 0 5.6.41 concave up when x < −1orx > 1, concave down when −1 < x < 0or0< x < 1 5.6.42 concave down on ((8n − 1)π/4,(8n + 3)π/4), concave up on ((8n + 3)π/4,(8n + 7)π/4), for integer n 5.6.43 concave down everywhere 5.6.44 concave up on (−∞,(21 − √ 497)/4) and (21 + √ 497)/4,∞) 5.6.45 concave up on (0,∞) 5.6.46 concave down on (2nπ/3,(2n + 1)π/3) 5.6.47 concave up on (0,∞) 5.6.48 concave up on (−∞,−1) and (0,∞) 5.6.49 concave down everywhere 5.6.50 concave up everywhere 5.6.51 concave up on (π/4 + nπ,3π/4 + nπ) 5.6.52 inflection points at nπ, ±arcsin( √ 2/3)+nπ 5.6.53 up/incr: (3,∞), up/decr: (−∞,0), (2,3), down/decr: (0,2) 5.7.1 25 × 25 5.7.2 P/4 × P/4 5.7.3 w = l = 2 · 5 2/3 , h = 5 2/3 , h/w = 1/2 5.7.4 3√ 100× 3√ 100× 2 3√ 100, h/s = 2 5.7.5 w = l = 2 1/3 V 1/3 , h = V 1/3 /2 2/3 , h/w = 1/2 5.7.6 1250 square feet 5.7.7 l 2 /8 square feet 5.7.8 $5000 5.7.9 100 5.7.10 r 2 5.7.11 h/r = 2 5.7.12 h/r = 2 5.7.13 r = 5, h = 40/π, h/r = 8/π 5.7.14 8/π 5.7.15 4/27
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with Open Texts Calculus Early Tran
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Calculus: Early Transcendentals an
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Calculus: Early Transcendentals an
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Table of Contents Table of Contents
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v 5.4.3 Taylor Polynomials . . . .
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vii 13.2 Limits and Continuity . .
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Introduction The emphasis in this c
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4 Review In the table, the set of r
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6 Review 1.1.3 The Quadratic Formul
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8 Review 1.1.4 Inequalities, Interv
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10 Review Inequality Rules Add/subt
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12 Review Guidelines for Solving Ra
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14 Review Looking where the
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16 Review Example 1.17: Absolute Va
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18 Review (a) |x|≥2 (b) |x − 3|
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20 Review The most familiar form of
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22 Review Example 1.25: Equa
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24 Review |Δy|, as shown in figure
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26 Review • (h,k) is the vert
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28 Review Determining the Type of C
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30 Review To determine a, we substi
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32 Review (a) A(2,0),B(4,3) (b) A(
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34 Review • Secant (abbreviated b
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36 Review Reading from the unit cir
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38 Review Notice that we can now fi
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40 Review 1.3.4 Graphs of Trigonome
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42 Review Exercises for 1.3 Exercis
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44 Review Exercise 1.4.7 Simplify t
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46 Functions Example 2.2: Domain of
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48 Functions Example 2.5: Domain Fi
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50 Functions For horizontal and ver
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52 Functions Solution. The domain o
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54 Functions After the positive int
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56 Functions Example 2.11: Determin
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58 Functions Example 2.16: Finding
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60 Functions Since the function f (
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62 Functions Example 2.21: Solve Lo
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64 Functions We can do something si
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66 Functions Cancellation Rules sin
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68 Functions (a) sin −1 ( √ 3/2
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70 Functions Example 2.32: Computin
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72 Functions (a) f (x) (b) − f (x
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Chapter 3 Limits 3.1 The Limit The
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3.2. Precise Definition of a Limit
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3.2. Precise Definition of a Limit
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3.3. Computing Limits: Graphically
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3.4. Computing Limits: Algebraicall
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3.4. Computing Limits: Algebraicall
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3.5. Infinite Limits and Limits at
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5 + x −1 (n) lim x→∞ 1 + 2x
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3.6. A Trigonometric Limit 99 Figur
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3.6. A Trigonometric Limit 101 Solu
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3.7. Continuity 103 § § ¥
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3.7. Continuity 105 Definition 3.43
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3.7. Continuity 107 Definition 3.45
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3.7. Continuity 109 Solution. We wi
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3.7. Continuity 111 Therefore, our
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3.7. Continuity 113 Exercise 3.7.3
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116 Derivatives doesn’t meet the
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118 Derivatives of the slope of the
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120 Derivatives algebra to find a s
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122 Derivatives we often use f and
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124 Derivatives you are required to
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126 Derivatives We can summarize
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128 Derivatives 4.2.3 Velocities Su
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130 Derivatives Exercise 4.2.5 Find
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132 Derivatives Proof. For convenie
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134 Derivatives Exercises for Secti
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136 Derivatives since sinx cosx −
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138 Derivatives In practice, of cou
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140 Derivatives Exercises for Secti
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142 Derivatives Exercise 4.5.39 Fin
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144 Derivatives . . . . Figure 4.4:
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146 Derivatives = ( d dx x2 ln2) e
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148 Derivatives Example 4.38: Deriv
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150 Derivatives Example 4.42: Equat
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152 Derivatives Solution. We take l
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154 Derivatives Exercise 4.7.8 Find
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156 Derivatives 4.8.1 Derivatives o
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158 Derivatives Exercise 4.8.4 The
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Chapter 5 Applications of Derivativ
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5.1. Related Rates 163 Solution. He
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5.1. Related Rates 165 Example 5.6:
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5.2. Extrema of a Function 167 Exer
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5.2. Extrema of a Function 169 poin
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5.2. Extrema of a Function 171 Exer
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5.2. Extrema of a Function 173 3. E
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5.2. Extrema of a Function 175 A si
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5.3. The Mean Value Theorem 177 2.
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5.3. The Mean Value Theorem 179
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5.3. The Mean Value Theorem 181 Exe
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5.4. Linear and Higher Order Approx
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5.5. L’Hôpital’s Rule 191 "bou
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5.5. L’Hôpital’s Rule 193 Exam
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5.5. L’Hôpital’s Rule 195 Exer
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5.6. Curve Sketching 197 consistent
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5.6. Curve Sketching 199 Solution.
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5.6. Curve Sketching 201 the concav
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5.6. Curve Sketching 203 If there a
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5.6. Curve Sketching 205 Note that
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5.7. Optimization Problems 207 Guid
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5.7. Optimization Problems 209 is t
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5.7. Optimization Problems 211 (Alt
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5.7. Optimization Problems 213 Exer
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Chapter 6 Integration 6.1 Displacem
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6.1. Displacement and Area 217 Exam
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6.1. Displacement and Area 219 draw
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6.1. Displacement and Area 221 It i
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6.1. Displacement and Area 223
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6.1. Displacement and Area 225 We d
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6.1. Displacement and Area 227 x i
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6.1. Displacement and Area 229 Both
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6.1. Displacement and Area 231 does
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6.2. The Fundamental Theorem of Cal
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6.3. Indefinite Integrals 243 Exerc
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6.3. Indefinite Integrals 245 Solut
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6.3. Indefinite Integrals 247 Exerc
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250 Techniques of Integration This
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252 Techniques of Integration ♣ E
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254 Techniques of Integration u, th
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256 Techniques of Integration 7.2 P
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258 Techniques of Integration = u7
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260 Techniques of Integration and
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262 Techniques of Integration ∫ N
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264 Techniques of Integration To in
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266 Techniques of Integration Exerc
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268 Techniques of Integration Expre
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270 Techniques of Integration The t
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272 Techniques of Integration Examp
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276 Techniques of Integration = sec
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278 Techniques of Integration Find
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280 Techniques of Integration Solut
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282 Techniques of Integration So al
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292 Techniques of Integration There
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294 Techniques of Integration Now u
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296 Techniques of Integration The f
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298 Techniques of Integration (e)
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302 Applications of Integration For
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304 Applications of Integration Sup
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306 Applications of Integration Gui
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308 Applications of Integration The
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310 Applications of Integration . y
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312 Applications of Integration . F
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314 Applications of Integration so
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316 Applications of Integration Exe
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318 Applications of Integration In
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320 Applications of Integration Sol
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322 Applications of Integration mag
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324 Applications of Integration . 1
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326 Applications of Integration and
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328 Applications of Integration Exe
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330 Applications of Integration Unf
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332 Applications of Integration Fig
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334 Applications of Integration is
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Chapter 9 Sequences and Series Cons
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9.1. Sequences 339 log 2 (1 + ε) >
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9.1. Sequences 341 Example 9.8: Con
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9.1. Sequences 343 below it is boun
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9.2. Series 345 If {kx n } ∞ n=0
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9.2. Series 347 for some number s.
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9.3. The Integral Test 349 If all o
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9.3. The Integral Test 351 Proof. W
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9.4. Alternating Series 353 Exercis
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9.5. Comparison Tests 355 Exercises
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9.5. Comparison Tests 357 Solution.
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9.7. The Ratio and Root Tests 359 E
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9.7. The Ratio and Root Tests 361 P
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9.8. Power Series 363 Definition 9.
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Exercise 9.8.2 Find the radius of c
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f ′′ (x)= f ′′′ (x)= ∞
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9.10. Taylor Series 369 Solution. T
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9.11. Taylor’s Theorem 371 a posi
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9.11. Taylor’s Theorem 373 Note t
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Chapter 10 Differential Equations M
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10.1. First Order Differential Equa
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10.1. First Order Differential Equa
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10.2. First Order Homogeneous Linea
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10.3. First Order Linear Equations
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10.4. Approximation 385 Exercises f
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10.4. Approximation 387 y .. 0.5 .
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10.5. Second Order Homogeneous Equa
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10.5. Second Order Homogeneous Equa
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10.6. Second Order Linear Equations
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Chapter 11 Polar Coordinates, Param
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11.1. Polar Coordinates 403 Solutio
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11.2. Slopes in Polar Coordinates 4
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11.3. Areas in Polar Coordinates 40
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11.3. Areas in Polar Coordinates 40
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11.4. Parametric Equations 411 Figu
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11.5 Calculus with Parametric Equat
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11.6. Conics in Polar Coordinates 4
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11.6. Conics in Polar Coordinates 4
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Chapter 12 Three Dimensions 12.1 Th
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12.1. The Coordinate System 421 Now
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12.2. Vectors 423 12.2 Vectors A ve
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12.2. Vectors 425 3.54 0.77 . . . .
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12.3. The Dot Product 427 Exercise
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12.3. The Dot Product 429 Solution.
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12.3. The Dot Product 431 v .. v ..
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12.4. The Cross Product 433 Exercis
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12.4. The Cross Product 435 We know
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12.5. Lines and Planes 437 Exercise
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12.5. Lines and Planes 439 Solution
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12.5. Lines and Planes 441 Example
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12.5. Lines and Planes 443 Exercise
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12.6. Other Coordinate Systems 445
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452 Partial Differentiation the lin
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454 Partial Differentiation Exercis
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456 Partial Differentiation Fortuna
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460 Partial Differentiation paralle
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462 Partial Differentiation 3 z . 2
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466 Partial Differentiation lim ε
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468 Partial Differentiation 13.5 Di
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470 Partial Differentiation Example
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476 Partial Differentiation so we g
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478 Partial Differentiation 0.0 0.2
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480 Partial Differentiation and the
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482 Partial Differentiation xz = 2y
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484 Partial Differentiation x φ .
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486 Multiple Integration point mult
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488 Multiple Integration Figure 14.
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490 Multiple Integration 1 0 0 1 Fi
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492 Multiple Integration Exercise 1
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496 Multiple Integration This examp
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498 Multiple Integration Exercise 1
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500 Multiple Integration Finally, M
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504 Multiple Integration Example 14
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506 Multiple Integration ∫ 1 = 1
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508 Multiple Integration Solution.
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510 Multiple Integration ∫ ∫
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.. 512 Multiple Integration As befo
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514 Multiple Integration y . ......
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516 Multiple Integration ∫∫ Exe
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518 Vector Functions separate funct
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520 Vector Functions = 〈 f ′ (t
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522 Vector Functions Figure 15.6:
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524 Vector Functions 2.0 1.5 1.0 0.
Page 542 and 543: 526 Vector Functions Exercise 15.2.
Page 544 and 545: 528 Vector Functions (This integral
Page 546 and 547: 530 Vector Functions To remove the
Page 548 and 549: 532 Vector Functions Graphing this
Page 550 and 551: 534 Vector Functions Example 15.20
Page 552 and 553: 536 Vector Calculus which is the re
Page 554 and 555: 538 Vector Calculus Since f x = 2e
Page 556 and 557: 540 Vector Calculus Definition 16.4
Page 558 and 559: 542 Vector Calculus Example 16.8: W
Page 560 and 561: 544 Vector Calculus Proof. We write
Page 562 and 563: 546 Vector Calculus Exercise 16.3.2
Page 564 and 565: 548 Vector Calculus In this case, n
Page 566 and 567: 550 Vector Calculus We can now rewr
Page 568 and 569: 552 Vector Calculus 16.5 The Diverg
Page 570 and 571: 554 Vector Calculus The remaining f
Page 572 and 573: 556 Vector Calculus Suppose we inst
Page 574 and 575: 558 Vector Calculus circle of radiu
Page 576 and 577: 560 Vector Calculus Exercise 16.6.7
Page 578 and 579: 562 Vector Calculus we might want t
Page 580 and 581: 564 Vector Calculus where e is an e
Page 582 and 583: 566 Vector Calculus ∫ b = ∫ = a
Page 585 and 586: Selected Exercise Answers 1.1.1 1.
Page 587 and 588: 571 2.8.4 1. [2,3) ∪ (3,∞) 2. (
Page 589 and 590: 573 4.5.18 −3(4 − x) 2 4.5.19 6
Page 591: 575 5.1.15 500/ √ 3 − 200 ≈ 8
Page 595 and 596: 579 7.1.2 x 5 /5 + 2x 3 /3 + x +C 7
Page 597 and 598: 581 7.4.19 1/2e x2 +C 7.4.20 x 3 e
Page 599 and 600: 583 7.7.20 diverges 7.7.21 diverges
Page 601 and 602: 585 8.6.5 ¯x = 45/28, ȳ = 93/70 8
Page 603 and 604: 587 9.8.2 R = e 10.1.2 y = arctant
Page 605 and 606: 589 10.6.8 Ae t + Be 3t +(1/2)te 3t
Page 607 and 608: 591 12.5.2 4(x + 1)+5(y − 2) −
Page 609 and 610: 593 13.6.5 f x = 3cos(3x)cos(2y), f
Page 611 and 612: 595 14.3.6 ¯x = 6/5, ȳ = 12/5 14.
Page 613 and 614: 597 15.5.8 〈−3sint,2cost + 1/10
Page 615 and 616: Index absolute extrema, 172, 206 ab
Page 617 and 618: INDEX 601 at infinity, 87 indetermi
Page 619 and 620: Table of Integrals Table of Integra
Page 621 and 622: ∫ 41. sin n ucos m udu= − sinn
Page 623 and 624: Integrals Involving u 2 − a 2 , a
Page 625 and 626: ∫ du 108. u √ a + bu = √ 1
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