Find the derivative.y = cos (2x2 + 5)

A. sin (2x2 + 5)
B. 4x sin (2x2 + 5)
C. -4 sin 2x2
D. -4x sin (2x2 + 5)

Answer: D

Mathematics

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Find the derivative of the function.y = (7x + 8)3 + -1

A. (7x + 8)2 - -2
B. (7x)2 - -2
C. (7x + 8)2 - -2
D. (7x + 8)2 + -2

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Mathematics

Find the Taylor polynomial of order 3 based at a for the given function.e-7x; a = 0

A. 1 - 7x +  - 
B. 1 - 7x +  - 
C. 1 - 7x +  - 
D. 1 - 49x +  - 

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Mathematics

Simplify by combining pairs of like terms.-28p - 6p2  + 12p - 7p2

A. 16p - 13p2 B. -16p + 13p2 C. -16p - 13p2 D. -40p - 13p2

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Mathematics

Use the sinking fund formula to determine the payment needed to reach the accumulated amount. Round the answer to the nearest cent.Annual payments with 3.1% interest compounded annually for 9 years.to accumulate $4400

A. $103.63 B. $382.05 C. $431.35 D. $493.05

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Mathematics