Question

6-Sendo a função f(x) = 2x-4 o valor de f(3) é:
a) ( )2
b) ( )5
c) ( )-5
d) ( )-2​

Answer 1

Olá Igor!

f(x) = 2x - 4

f(3) = 2 • 3 - 4

f(3) = 6 - 4

f(3) = 2

a) ( x)2

b) ( )5

c) ( )-5

d) ( )-2