Exam 3 245 practice Disclaimer. The actual test does not mirror this ...

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$MATH 5, STATISTICS SPRING 2013 SYLLABUS Instructor: Miguel ...$

Use the graph to answer the question. 92) Find the horizontal and vertical asymptotes of the rational function graphed below. y 92) 6 4 2 -6 -4 -2 2 4 6 -2 x -4 -6 Solve the problem. 93) A(x) = -0.015x 3 + 1.05x gives the alcohol level in an average person's blood x hrs after drinking 8 oz of 100-proof whiskey. If the level exceeds 1.5 units, a person is legally drunk. Would a person be drunk after 2 hours? 93) Use the boundedness theorem to determine whether the statement is true or false. 94) <strong>The</strong> polynomial f(x) = x5 + 10x4 - 25x3 - 10x2 + 24x has no real zero greater than 3. 94) Use the intermediate value theorem for polynomials to show that the polynomial function has a real zero between the numbers given. 95) f(x) = 10x4 - 8x3 + 6x - 7; -1 and 0 95) Find the correct end behavior diagram for the given polynomial function. 96) P(x) = -2x 6 + 3x 5 - x 2 - 9x + 2 96) Find a polynomial of degree 3 with real coefficients that satisfies the given conditions. 97) Zeros of -3, 2, 4 and P(1) = 12 97) 98) Zeros of -2, 1, 0 and P(2) = 40 98) Find the correct end behavior diagram for the given polynomial function. 99) P(x) = 3x 7 + 2x 2 - 8 99) Find a polynomial of lowest degree with only real coefficients and having the given zeros. 100) 6 + 2i and 6 - 2i 100) Use Descartes' Rule of Signs to determine the possible number of positive real zeros and the possible number of negative real zeros for the function. 101) 7x 3 - 5x 2 + 3x + 4 = 0 101) 12
102) 8x 5 - 9x 4 + 6x 3 - 6 = 0 102) Find all complex zeros of the polynomial function. Give exact values. List multiple zeros as necessary. 103) f(x) = x 3 - 8x 2 + 17x - 30 103) Sketch the graph of the polynomial function. 104) f(x) = x 3 - 2 Label at least two points on the graph. y 10 104) 5 -10 -5 5 10 x -5 -10 105) f(x) = x 4 + 2 Label at least two point on the graph. y 10 105) 5 -10 -5 5 10 x -5 -10 Find the correct end behavior diagram for the given polynomial function. 106) P(x) = 7x 3 + 8x 2 - 4x + 2 106) 13
Page 1 and 2: Exam 3 245 practice Disclaimer. The
Page 3 and 4: Use the remainder theorem and synth
Page 5 and 6: Find the zeros of the polynomial fu
Page 7 and 8: For the function as defined that is
Page 9 and 10: Find all complex zeros of the polyn
Page 11: Answer the question. 85) How many p
Page 15 and 16: Sketch the graph of the rational fu
Page 17 and 18: Answer Key Testname: 245 3_2T4_1EXA

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