Question

How do you simplify `\frac { 15x ^ { 2} - 8b x + b ^ { 2} } { 12x ^ { 2} - b x - b ^ { 2} }`?

Answer 1

`(5x-b)/(4x+b)`

Explanation:

`(15x^2-8bx+b^2)/(12x^2-bx-b^2)`

=`[(3x-b)(5x-b)]/[(3x-b)(4x+b)]`

=`(5x-b)/(4x+b)`