How do you evaluate frac { a - b } { 4a + 4b } +\div \frac { a ^ { 2} - b ^ { 2} } { a ^ { 2} + 8a + 16}a−b4a+4b+÷a2−b2a2+8a+16?
1 Answer
Dec 3, 2017
Explanation:
Definitely going to want to start by factoring this.
"Keep-change-flip" so we have multiplication:
If you wish, multiply out: