f(x)= 2x+8 f(2)+2×f(2) =

f(2) = 2.2 + 8
= 4 + 8 = 12
f(2) + 2 × f(2)
= 12 + 2 × 12
= 12 + 24
= 36

semoga membantu

[tex]f( x ) = 2x + 8 \\ f(2) = 2(2) + 8 = 4 + 8 = 12 \\[/tex]
[tex]f(2) + 2 \times f(2) = 12 + 2 \times 12

= 12 + 24 = 36[/tex]
semoga membantu yaa