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25 April, 15:16

Let f (x) = 4x + 3

and

g (x) = - 2x + 5

find (g•f) (5)

• - 5

•23

•-17

•-41

+2
Answers (1)
  1. 25 April, 15:17
    0
    Answer: f (x) = 4x + 3

    g (x) = - 2x + 5

    (f · g) (5) = (4 (5) + 3) (-2 (5) + 5)

    (f · g) (5) = (20 + 3) (-10 + 5)

    (f · g) (5) = (23) (-5)

    (f · g) (5) = - 115
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