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Vinvika [58]
4 years ago
5

If f(x) = x + 2 and g(x) = 3x +4, then (g °f)(x) = ?

Mathematics
1 answer:
Anastaziya [24]4 years ago
7 0

The correct answer is a. 3x + 6

In order to find a compound function, you must use the first letter in the function (in this case f) and plug the second letter (g) in where you see x's.

f(x) = x + 2

f(g(x)) = (g(x)) + 2

f(g(x)) = (3x + 4) + 2

f(g(x)) = 3x + 6

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