Chapter 2 - MDC Faculty Home Pages

More documents

Recommendations

Info

Determine where the given function is concave up and where it is concave down. 39) f(x) = x3 + 3x2 - x - 24 39) 40) G(x) = 1 4 x4 - x3 + 5 40) 41) f(x) = (x + 3)2/3 - 6 41) Graph the function. 42) f(x) = x3 + x2 - 5x - 5 10 y -5 5 -10 x 12 PDF Created with deskPDF PDF Writer - Trial :: http://www.docudesk.com 42)
MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question. Solve the problem. 43) The annual revenue and cost functions for a manufacturer of grandfather clocks are approximately R(x) = 500x - 0.01x2 and C(x) = 160x + 100,000, where x denotes the number of clocks made. What is the maximum annual profit? A) $2,890,000 B) $2,990,000 C) $3,090,000 D) $2,790,000 44) The percent of concentration of a certain drug in the bloodstream x hr after the drug is administered is given by K(x) = 5x . How long after the drug has been administered is the x2 + 4 SECTION 2.3 concentration a maximum? Round answer to the nearest tenth, if necessary. A) 2 hr B) 0.2 hr C) 5 hr D) 0.4 hr Determine the vertical asymptote(s) of the given function. If none exists, state that fact. x + 4 45) g(x) = x2 - 1 A) x = -1, x = 1 B) x = -1, x = 1, x = -4 C) x = 1, x = -4 D) x = 0, x = 1 x + 9 46) f(x) = x2 + 1 A) x = -1, x = -9 B) x = -1, x = 1, x = -9 C) x = -1, x = 1 D) none -3x2 47) R(x) = x2 + 6x - 55 A) x = - 55 B) x = -11, x = 5, x = -3 C) x = -11, x = 5 D) x = 11, x = -5 x - 1 48) R(x) = x3 + 3x2 - 40x A) x = -8, x = 5 B) x = -8, x = 0, x = 5 C) x = -5, x = -30, x = 8 D) x = -5, x = 0, x = 8 13 PDF Created with deskPDF PDF Writer - Trial :: http://www.docudesk.com 43) 44) 45) 46) 47) 48)
Page 1 and 2: MAC 2233 Group Activity/Review #2-C
Page 3 and 4: 7) 8) A) None B) Relative minimum o
Page 5 and 6: 14) f(x) = x2 + x A) 2x3/2 - 1 x3/2
Page 7 and 8: 20) f(x) = 2x3 + 3x2 - 12x - 2 A) R
Page 9 and 10: Determine where the given function
Page 11: Suppose that the function with the
Page 15 and 16: (x - 3)(2x + 5) 57) x-intercepts of
Page 17 and 18: Find the absolute maximum and absol
Page 19 and 20: Find the absolute maximum and absol
Page 21 and 22: 74) P(x) = -x3 + 27 2 x2 - 60x + 10
Page 23 and 24: 79) Find the maximum profit given t
Page 25 and 26: 85) A company finds that when it sp
Page 27 and 28: 94) 9x3 - x2y3 = 7 A) 27x2 - 2xy2 x
Page 29 and 30: Answer Key Testname: MAC2233-GA-CHP
Page 31 and 32: Answer Key Testname: MAC2233-GA-CHP

Chapter 2 - MDC Faculty Home Pages

You also want an ePaper? Increase the reach of your titles

Delete template?

Save as template?