Question

Find the product.

-7(-a^2)^2(-b^3)

Answer 1

`\boxed{\bold{7a^4b^3}}`

Explanation:

Apply rule -(-a) = a

`\bold{7\left(-a^2\right)^2b^3}`

`\bold{\left(-a^2\right)^2 \ = \ a^4}`

`\boxed{\bold{7a^4b^3}}`