Question

dada a função y= 3×+1 calcule f(2)+f(6)

Answer 1

y = 3x + 1

f(x) = 3x + 1
f(2) = 3.2 + 1
f(2) = 6 + 1
f(2) = 7

f(6) = 3.6 + 1
f(6) = 18 + 1
f(6) = 19

= f(2) + f(6)
= 7 + 19
= 26

Resp.: 26