Find functions f and g so that F(x) = (f ? g) (x).F(x) = 
A. f(x) = 
, g(x) = -85x2 + 18
B. f(x) = 
, g(x) = 
C. f(x) = 
, g(x) = x2
D. f(x) = -85x2 + 18, g(x) = 
Answer: A
Mathematics
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Express the relationship between a small change in x and the corresponding change in y in the form 
.y = 9
- 
A. dy = 
dx
B. dy = 
dx
C. dy = 
dx
D. dy = 
dx
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A. 
B. 
C. 
D. 
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Factor by grouping.sa + ta + sy + ty
A. (s + t)(a + t) B. (s + a)(t + y) C. (s + y)(a + t) D. (s + t)(a + y)
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Solve the radical equation. Check all proposed solutions.
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= 3
A. x = 2, 38 B. x = -2 C. x = 2 D. x = 3, 8
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