07-10-2019
Mathematics

contestada

If f(x) = -x + 4 and g(x) = x^2 - 5, then f(g(-2)) = ?
A) -5
B) -1
C) 5
D) 13
E) 31

Respuesta :

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12-10-2019

Answer:

C) 5

Step-by-step explanation:

[tex]g(-2) = {[-2]}^{2} - 5 = 4 - 5 = -1 \\ \\ f(-1) = -[-1] + 4 = 1 + 4 = 5 \\ \\ 5 = f(g(-2))[/tex]

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