Solve the problem.The distance traveled by a falling object is given by d = 16t2, where d is the distance (in feet) the object falls in t seconds. A stuntman jumps from a rooftop 375 ft off the ground. How long will it take him, falling freely, to reach the ground? Round your answer to the nearest tenth of a second.

A. 23.4 sec
B. 4.8 sec
C. 77.5 sec
D. 11.7 sec


Answer: B

Mathematics

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Use the appropriate Taylor polynomial of degree 3 at x = 0 to approximate the quantity. Round the answer to four decimal places.ln 0.855

A. 0.8435 B. -0.3645 C. -0.1565 D. -0.2095

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Use the properties of logarithms to evaluate the expression.10log t

A. 10t B. t C. 10t D. 1

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Completely factor the polynomial or state that the polynomial is prime.x4 + 14x2 + 49

A. (x + 7)2 B. (x + 7)(x - 7) C. (x2 + 7)2 D. (x2 - 7)2

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Evaluate the expression. ?  + 7

A.
B.
C.
D.

Mathematics