y y = x 2 y = 1 x 2 2 18 16 14 12 BAB 4 | Fungsi y=ax² 10 8 6 4 2 x -8 -6 -4 -2 O 2 4 6 8 -2 -4 -6 -8 -10 -12 -14 -16 -18 Bab 4 Fungsi y=ax 2 97