Identify the vertex of the parabola.f(x) = (x - 3)2 + 9
A. (3, 9)
B. (0, 3)
C. (9, 3)
D. (9, 0)
Answer: A
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Provide an appropriate response.PITI includes:
A. payment, interest, time, income B. principal, income, taxes, insurance C. payment, income, time, interest D. principal, interest, taxes, insurance
Solve the problem.A high-altitude spherical weather balloon expands as it rises due to the drop in atmospheric pressure. Suppose that the radius r increases at the rate of 0.07 inches per second and that r = 36 inches at time t = 0. Determine the equation that models the volume V of the balloon at time t and find the volume when 
seconds.
A. V(t) = 4?(0.07t)2; 9852.03 in.3
B. V(t) = 
; 275,856.97 in.3
C. V(t) = 4?(36+0.07t)2; 2,301,958.03 in.3
D. V(t) = 
; 1,098,066.22 in.3
Add the numbers using the number line.-7 + 0 
A. 0 B. -7 C. 7 D. -70
The function f(x) = x2 - 2 is one-to-one on the domain (x ? 0) . Find f -1(x). ?
A. 
B. 
C. 
D. 
E. f -1(x) = x2 + 2