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30 March, 03:01

For the functions f (x) = 2x + 4 and g (x) = 3x + 1, find g (f (5))

A. 7

B. 8

C. 18

D. 25

+1
Answers (1)
  1. 30 March, 03:09
    0
    43

    Step-by-step explanation:

    f (x) = 2x + 4 and g (x) = 3x + 1,

    find g (f (5))

    f (5) = 2x+4 where x=5

    =2 (5) + 4

    = 10+4

    = 14

    f (5) = 14

    The substitute x=14 into g (x)

    g (x) = 3x+1

    g (15) = 3 (14) + 1

    =42+1

    =43
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