Solve the problem.A stuntman jumps from a rooftop 315 ft off the ground. How long will it take him, falling freely, to reach the ground? (Use the formula s = 16t2.)

A. About 19.7 sec
B. About 71.0 sec
C. About 4.4 sec
D. About 9.8 sec


Answer: C

Mathematics

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Decide whether the graph opens up or opens down.f(x) = (x - 3)2 - 3

A. opens up B. opens down

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Use the ordinary annuity formula to determine the accumulated amount in the annuity. Round the answer to the nearest cent.$5000 is invested annually for 9 years at 4.6% compounded annually

A. $55,232.95 B. $54,232.95 C. $53,732.95 D. $53,232.95

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Provide an appropriate response.Rewrite in logarithmic form: 103 = 1,000

What will be an ideal response?

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Use the product rule to simplify the expression. Write the result using exponents.(-7)3(-7)6

A. -4918 B. 79 C. 499 D. (-7)9

Mathematics