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11 votes
If f(x) = 5x - 3 and g(x) = 2x + 9, determine
f(g(4)

User Zahara
by
4.4k points

1 Answer

7 votes

Answer:

82

Explanation:

f(x) = 5x - 3

g(x) = 2x + 9

f(g(x)) = 5 (2x + 9) - 3 ..... replace x with g(x)

f(g(4)) = 5 * (2 * 4 + 9) -3 = 85 - 3 = 82

User Dornhege
by
3.8k points