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15-09-2021
Mathematics

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Evaluate the function f(x) = 6x + 9 at the given values of the independent variable and simplify.
a. f(-2)=
b. f(x + 7)=
c. f(-x)=

PLEASEE HELP ASAP I'LL MARK BRAINLIEST

Respuesta :

themathexpertise themathexpertise

15-09-2021

Answer:

See below

Step-by-step explanation:

a.

f(x) = 6x + 9

f(-2) = 6(-2) + 9

f(-2) = -12 + 9

f(-2) = -3

b.

f(x) = 6x + 9

f(x + 7) = 6(x + 7) + 9

f(x + 7) = 6x + 42 + 9

f(x + 7) = 6x + 51

c.

f(x) = 6x + 9

f(-x) = 6(-x) + 9

f(-x) = -6x + 9

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