Decide whether or not the functions are inverses of each other.f(x) = 9x - 9, g(x) = 
x + 1
A. Yes
B. No
Answer: A
Mathematics
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If a man jumps from an airplane with no parachute, his velocity after t seconds is given by 
feet per second. How long will it take for his velocity to reach 106.67 feet per second?
?
A. 7 seconds B. 5 seconds C. 0.83 second D. 175.17 seconds
Mathematics
Decide whether or not the given equation is an identity.sin(x + y) + sin(x - y) = 2 sin x cos y
A. Yes B. No
Mathematics
Solve the problem.A man borrowed $3000 at 10% interest compounded annually. If he paid off the loan in full at the end of 5 years, how much did he pay?
A. $1831.53 B. $4500.00 C. $4831.53 D. $3300.00
Mathematics
Factor completely, or state that the polynomial is prime.x2 - 4x + 4
A. (x + 2)2 B. prime C. (x - 2)(x + 2) D. (x - 2)2
Mathematics