Question

How do you find the product of `(m+5)(m^2+4m-8)`?

Answer 1

`=m^3+9m^2+12m-40`

Explanation:

By multiplying each term of the first polynomial by each term of the second one:

`m(m^2+4m-8)+5(m^2+4m-8)`

`=m^3+4m^2-8m+5m^2+20m-40`

`=m^3+9m^2+12m-40`