Question 335875
I tried doing this problem a^2-b^2/a-b and my answer in reduced form was a^3 + b^3. Is this correct?
:
No, note that the numerator is the "difference of squares" and can be factored to:
{{{((a-b)(a+b))/((a-b))}}}
Cancel the (a-b)'s and you have: (a + b) as the reduce form