Question

calcule o valor de F(6)+ F(-4) na função F(x)9x-8

Answer 1

f(6)=9*6 - 8 = 46
f(-4) = 9*(-4) - 8 = -44

f(6) + f(-4) = x
46 + (-44) = x
2=x

Answer 2

f(6)= 54-8=46
f(-4)=-36-8=-44
f(6)+f(-4)=46-44=2