Simplify: (a^3-2a^2-15a)/(a^3+a^2-30a)

Question

Simplify:

`(a^3-2a^2-15a)/(a^3+a^2-30a)`

Answer 1

Explanation:

`(a^(3)-2a^(2)-15a )/(a^(3)+a^(2)-30a) =(a^(2)-2a-15)/(a^(2)+a-30)`

`(a^(2)-2a-15)/(a^(2)+a-30)=((a-5)(a+3))/((a-5)(a+6))= ((a+3))/((a+6))`

Answer 2

Refer to the image attached.