Jika f(x)=2x-3 dan g(×)=x pangkat 2 maka f(4)-g(2) adalah

f(4)= 2(4)-3 = 8-3=5
g(2) =2²=4
jadi f(4)-g(2)= 5-4=1

f(x) = 2x - 3
f(4) = 2(4) - 3 = 8 - 3 = 5
g(x) = x²
g(2) = 2² = 4

Jadi, f(4) - g(2) = 5 - 4 = 1