Hasil 3× (5×-6) Hasil (4×+1) (×-3) Hasil a (a+7)

= 3x(5x – 6)
= 15x² – 18x

————————————————–

= (4x + 1)(x – 3)
= 4x² – 11x – 3

————————————————–

= a(a + 7)
= a² + 7a

Jawaban:

3x(5x-6)

=> 15x² – 18x

(4x+1)(x-3)

=> 4x² – 12x + x – 3

a(a+7)

=> a² + 7a

Semoga membantu!