# surex3 - MAC2233 Test 3 A(7 pts 1 The interval(s over which...

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MAC2233 Test 3 A (7 pts) 1. The interval(s) over which g ( t ) = 2 t t 2 +1 is increasing is (are) given by: A. ( -∞ , ) B. ( -∞ , - 1) C. (1 , ) D. ( -∞ , - 1) (1 , ) E. ( - 1 , 1) (7 pts) 2. The function f ( x ) = x + 9 /x + 2 has a local max at: A. x = - 3 B. x = 2 C. x = 0 D. x = 3 E. none of the above (7 pts) 3. Given f ( x ) = 3 x 4 - 6 x 3 + x - 8, the interval(s) over which the graph of the function is concave upward is (are) given by: A. ( -∞ , 0) B. ( - 1 , 0) C. (1 , ) D. ( -∞ , 0) (1 , ) E. (0 , 1) (7 pts) 4. An inﬂection point for the function f ( x ) = x 4 - 8 x 3 + 6 x 2 - 60 x + 10 occurs at: A. x = 3 + 2 B. x = - 3 - 2 C. x = - 1 D. x = 2 + 3 E. none of the above (7 pts) 5. The absolute max of h ( x ) = 2 x 3 - 3 x 2 - 12 x on [ - 3 , 3] is given by: A. - 4 B. 7 C. 0 D. - 20 E. - 90

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(7 pts) 6. The function g ( x ) has a vertical asymptote at x = 1 and a horizontal asymptote at y = 1; is concave upward on (1 , ) and concave downward on ( -∞ , 1); and is decreasing on ( -∞ , 1) (1 , ). Which of the following is equal to g ( x )? A.
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## This note was uploaded on 12/27/2011 for the course MAC 2233 taught by Professor Smith during the Spring '08 term at University of Florida.

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surex3 - MAC2233 Test 3 A(7 pts 1 The interval(s over which...

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