Respuesta :

themathexpertise

Answer:

a = 88, b = 7, c = -11

Step-by-step explanation:

a)

f(x) = 7 - 9x

f(-9) = 7 - 9(-9)

f(-9) = 7 + 81

f(-9) = 88

b)

f(x) = 7 - 9x

f(0) = 7 - 9(0)

f(0) = 7

c)

f(x) = 7 - 9x

f(2) = 7 - 9(2)

f(2) = 7 - 18

f(2) = -11

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