Factor.r2 - 6r + 9
A. (r - 3)2
B. (r + 3)2
C. (r - 6)(r + 6)
D. (r - 3)(r + 3)
Answer: A
Mathematics
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Find the x- and y-intercepts.f(x) = -x2 + 6x - 20
A. 
, (0, -20)
B. No x-intercepts, (0, -20)
C. No x-intercepts, (0, 20)
D. 
, (0, 20)
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Use the rules for exponents to rewrite the expression and then evaluate the new expression. 3-2? 34
A. 
B. 6
C. -729
D. 9
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Provide an appropriate response.If A = 
, B = 
, and C = 
, find 7A + 6B - 3C.
What will be an ideal response?
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Solve the given equation by finding the unknown value.? + 120 = 745
A. 635 B. 89,400 C. 625 D. 865
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