Question

Expand the following and then simplify as much as possible:

a2

(2b - a) - a(3b2

- a2

)​

Answer 1

Answer:

(2a2b- 3ab2)

Step-by-step explanation:

if it is

replacing a2 by A

and b2 by B

A(2b-a)-a(3B-A)

2Ab -aA -3aB +aA

2Ab-3aB

or(2a2b- 3ab2)

hope this is helpfull :)

Answer 2

A² ( 2B - A ) - A ( 3B² - A² )

2a² B - A³ - 3A B² + A³

2A² B - 3 AB²

AB ( 2A - 3B )

For better understanding,

See attachment.

Image attached Becouse some numbers was cutted and there is no option to add line on number like this cutted 0 = ∅

so, image needed.

Hope it help you.

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