2011c_x2b - MATH 151, FALL 2011 COMMON EXAM II - VERSION B...

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Unformatted text preview: MATH 151, FALL 2011 COMMON EXAM II - VERSION B Last Name : First Name : Signature : Section No : PART I: Multiple Choice (15 questions, 4 points each. No Calculators) Write your name, section number, and version letter (B) of the exam on the ScanTron form. 1. Find the derivative of g ( x ) = x 3 + 1 x 2 + 1 . (a) g ( x ) = x 4 + 3 x 2- 2 x ( x 2 + 1) 2 (b) g ( x ) = 5 x 4 + 3 x 2 + 2 x x 2 + 1 (c) g ( x ) = x 4 + 3 x 2 + 2 x ( x 2 + 1) 2 (d) g ( x ) = x 4 + 3 x 2- 2 x x 2 + 1 (e) g ( x ) = 5 x 4 + 3 x 2 + 2 x ( x 2 + 1) 2 2. A ball is thrown vertically upward with a velocity of 80 feet per second and the height, s , of the ball at time t seconds is given by s ( t ) = 80 t- 16 t 2 . What is the velocity of the ball when it is 96 feet above the ground on its way up? (a) 112 ft/sec (b) 24 ft/sec (c) 16 ft/sec (d) 48 ft/sec (e) 64 ft/sec 3. Which of the following vectors is tangent to the curve r ( t ) = (big t 2 + 1 , t )big at the point (2 , 3)? (a) (bigg 1 5 , 1 )bigg (b) (bigg 1 2 , 1 )bigg (c) (Bigg 3 4 , 1 )Bigg (d) (bigg 2 5 , 1 )bigg (e) (Bigg 3 2 , 1 )Bigg 1 4. Find the 814....
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This note was uploaded on 02/13/2012 for the course MATH 151 taught by Professor Artbelmonte during the Fall '06 term at Texas A&M.

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2011c_x2b - MATH 151, FALL 2011 COMMON EXAM II - VERSION B...

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