(gof)(×-2)=×°+×-12,g(x)=×+3 Tentukan (gof)(2).....?

Kelas 10 Matematika
Bab Fungsi Komposisi

x - 2 = 2
x = 2 + 2
x = 4

x² + x - 12
= 4² + 4 - 12
= 16 + 4 - 12
= 8