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28 March, 11:13

Let f (x) = -2-7 and g (x) = -4+3. Find (f o g) (-5)

A.-53

B. 23

C.-9

D. 3

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Answers (1)
  1. 28 March, 12:43
    0
    Answer: (A) - 53

    Step-by-step explanation:

    g (x) = - 4x + 3

    g (-5) = - 4 (-5) + 3

    = 20 + 3

    = 23

    f (x) = - 2x - 7

    f (23) = - 2 (23) - 7

    = - 46 - 7

    = - 53
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