Solve the problem.A rock falls from a tower that is 117.6 m high. As it is falling, its height is given by the formula 
with t in seconds. How many seconds will it take for the rock to hit the ground (h = 0)?
A. 2822.4 sec
B. 10.6 sec
C. 10.8 sec
D. 4.9 sec
Answer: D
Mathematics
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Find the total area of the region between the curve and the x-axis.y = x2 + 1; 0 ? x ? 1
A. 
B. 
C. 
D. 
Mathematics
Find the prime factorization. Write the answer in exponential form.63
A. 9 ? 3 B. 32 ? 7 C. 72 D. 9 ? 7
Mathematics
Solve the problem.Clark is selecting new eyeglasses. He can choose styles A, B, or C in either the color black or orange. Construct a possibility tree that shows all possible choices that Clark can make.
A. 
B. 
C. 
D. 
Mathematics
Solve the application.June's new car gets 19.6 miles per gallon and the gas tank holds 18.5 gallons. How many miles can her car travel on one tank of gas?
A. 38.1 mi B. 362.6 mi C. 1087.8 mi D. 1.059 mi
Mathematics