sampleexam2ma231

sampleexam2ma231 - MA 23100 - Sample Exam 2 1. Find the...

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MA 23100 - Sample Exam 2 1. Find the slope of the line tangent to the curve y = x 2 2 x + 1 passing through the point (4 , 48). A. m = 104 3 B. m = 88 3 C. m = 80 3 D. m = 8 3 E. m = 4 3 2. The position of a moving object, in feet, after t seconds, is given by s ( t ) = sec t + cos t Find the acceleration of the object at t = π 3 . A. 0.866 ft/s 2 B. 2.964 ft/s 2 C. 9 ft/s 2 D. 10 ft/s 2 E. 13.5 ft/s 2 1
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MA 23100 - Sample Exam 2 3. f ( x ) = x 2 + 3 x - 4 x 2 + 7 Find f 0 ( x ). A. 4 x 3 +9 x 2 +6 x +21 ( x 2 +7) 2 B. 9 x 2 - 6 x - 21 ( x 2 +7) 2 C. 9 x 2 +6 x +21 ( x 2 +7) 2 D. 3 x 2 - 22 x - 21 ( x 2 +7) 2 E. - 3 x 2 +22 x +21 ( x 2 +7) 2 4. f ( x ) = (4 + x 2 ) 5 tan x Find f 0 ( x ). A. (4 + x 2 ) 4 [5 + ( x 2 + 4) sec x ] tan x B. (4 + x 2 ) 4 [5 tan x + ( x 2 + 4) sec 2 x ] C. (4 + x 2 ) 4 [10 x + ( x 2 + 4) sec x ] tan x D. (4 + x 2 ) 4 [10 x tan x + ( x 2 + 4) sec 2 x ] E. (4 + x 2 ) 4 [2 x tan x + ( x 2 + 4) sec 2 x ] 2
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MA 23100 - Sample Exam 2 5. y
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This note was uploaded on 01/21/2012 for the course MA 23100 taught by Professor Josephchen during the Spring '11 term at Purdue.

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sampleexam2ma231 - MA 23100 - Sample Exam 2 1. Find the...

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