Solve the formula for the indicated variable.r = 
for S
A. S = 4?r2
B. S = 4?r
C. S = 16?2r2
D. S = 
Answer: A
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Solve the system by graphing. If there isn't a unique solution to the system, state the reason.
A. (1, -3) B. (-1, -3) C. (1, 3) D. inconsistent system of equations
Find the absolute extreme values of each function on the interval.f(x) = 
x + 2; -3 ? x ? 3
A. Maximum= 
and minimum = 
B. Maximum 
and minimum = 
C. Maximum = 
and minimum = 
D. Maximum = 
; and minimum = 
The problem tells how many units and in what direction the graph of the given equation is to be shifted. Give an equation for the shifted graph. Then sketch the original graph with a dashed line and the shifted graph with a solid line.y = x3
Down 5, left 1
A. y - 5 = (x - 1)3
B. y - 5 = (x + 1)3
C. y + 5 = (x + 1)3
D. y + 5 = (x - 1)3
Use a vertical format to add the polynomials. 8x
3 + 8x
2
A. 13x6 + 5x4 B. 13x3 + 5x2 C. 18x5 D. 18x10