Question

evaluate (2a+b) (a-b)( 3b+4a)​

Answer 1

Answer:

Step-by-step explanation:

(2a-b)(a-b)(3b-4a)

2ab+a-b+7ba or ab

2(a+a)(b+b)

2(2a)+(2b)+(a+a)(b+b)

4+2+2a+2b+7

6+4+7

17

Answer 2

Answer:

=(2a^2 - 2ab + ab - b^2 ) (3b+ 4a)

= ( 2a^2 - ab - b^2) (3b+ 4a)

= ( 6a^2 b + 8a^3 - 3ab^2 - 4a^2 b - 3b^3 - 4ab^2 )

= 8a^3 + 2a^2 b - 7ab^2 - 3b^3