Diketahui fungsi f(x)=2x+4, tentukan nilai f(-3)+f(3)
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f(x) = 2x + 4
f(-3) = 2.(-3) + 4
= -6 + 4
= -2
=============
f(x) = 2x + 4
f(3) = 2.3 + 4
= 6 + 4
= 10
=============
f(-3) + f(3)
= -2 + 10
= 10 - 2
= 8
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