Simplify the difference quotients
and
for the following function. Rationalize the numerator when necessary.f(x) = 5x2 + 6x + 1
A. 10x2 + h; 25x + 25a + 6
B. 10x + 5h + 6; 5x + 5a + 6
C. 10x + 10h + 6; 5x - 5a - 6
D. 10x + 6h + 1; 10x + 10a + 6
Answer: B
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B.
C.
D.
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Find (f ? g)(1).
A.
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