Respuesta :

ferrybukantoro

Step-by-step explanation:

f(x) = x² - 7x+5 and g(x) = - 4x

(fog) (x) = (-4x)² -7(-4x) +5

= 16x² +28x +5

(fog)(2) = 16(2)² +28(2) +5

= 64 +56 +5

= 125

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