Given that f(x) = x² +8x+3 and g(x) = -x-7, which of the following is true? Select all that apply. D. f(x)•g(x)= -x3 - 15x² + +53x + 21 B. In the composition gof, the output f(x) is used as the input for

Given that f(x) = x² +8x+3 and g(x) = -x-7, which of the following is true?

Select all that apply.
D. f(x)•g(x)= -x3 - 15x² +
+53x + 21
B. In the composition gof, the output f(x) is used as the input for g.
f
C. The domain of - is the set of all real numbers.
g
A. f+9= x² +7x-4
E. f(g(x)) = x² + 6x-4

2 Answers

Given that f(x) = x² +8x+3 and g(x) = -x-7, which of the following is true? Select all that apply. D. f(x)•g(x)= -x3 - 15x² + +53x + 21 B. In the composition gof, the output f(x…

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