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24-01-2021
Mathematics

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Let f(x) = -2x - 7 and g(x) = -4x + 6. Find (g . f)(-5)

26

3

–59

–6

Respuesta :

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24-01-2021

Answer:

–59

Step-by-step explanation:

f(x) = -2x - 7

f(x) = -2(-4x + 6) - 7

f(x) = 8x - 12- 7

f(x) = 8x - 19

f(x) = 8(-5) - 19

f(x) = -40 - 19

f(x) = -40 - 19

f(x) = - 59

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