Question

Simplify 2b2(a − 1) − 8a (b2 + 1)

Answer 1

2b²(a - 1)  - 8a(b² + 1) = -2( 3b²a  + b² + 4a)

Step-by-step explanation:

2b²(a - 1)  - 8a(b² + 1)

= 2b²a  - 2b² - 8ab²  - 8a

=  -6b²a -2b² - 8a

= -2( 3b²a  + b² + 4a)

2b²(a - 1)  - 8a(b² + 1) = -2( 3b²a  + b² + 4a)

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