Question

. Factorize: 12(x2 + 7x)2 – 8(x2 + 7x)(2x – 1) - 15(2x - 1)?​

Answer 1

QUST :- 12(X2+7X) 2+8(X2+7X)(2X-1) -15(2X-1)

YOUR ANSWER WILL BE : 18X2 + 27

SOLUTION IS HERE —

= 12X2 + 84X - 6X2 - 42X (2X-1) + 15

= 6X2 - 12X (2X-1) + 15

= 6X2 - 24X2 + 12 + 15

= 18X2 + 27

HOPE IT HELPS YOU.....