Question

Can someone show me how to do this problem?

Answer 1

the denom is 1/a^2 - 1/b^2

Answer 2

first solve the numerator and the denominator

Answer 3

numerator: 1/b - 1/a

Answer 4

find a common denominator

Answer 5

ab?

Answer 6

yep

Answer 7

so b^2/a^2b^2 - a^2/a^2b^2?

Answer 8

nope

Answer 9

It should be a-b/ab

Answer 10

How?

Answer 11

Okay, I understand why it's ab and not a^2b^2, I was looking at the demon

Answer 12

oh wait I understand