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6 November, 13:22

The domain for f (x) and g (x) is the set of all real numbers.

Let f (x) = 3x+8 and g (x) = x^2

Find (f•g) (x)

A) 3x^3+8x^2

B) 3x^2+8

C) 3x^3+3x^2+8

D) x^2-3x-8

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Answers (1)
  1. 6 November, 13:34
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    A

    Step-by-step explanation:

    f (x) * g (x) = (3x + 8) * x² (multiply each term in the factor by x²)

    = 3x * x² + 8 * x² = 3x³ + 8x² → A
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