Question

Subtract:

(a) -5/6 A square B from 2/9 A square B

Answer 1

Answer:

(ab + 3)(ab - 3)

Step-by-step explanation:

a^2b^2 - 9

We know that x^2 - y^2 = (x + y)(x - y)

So

a^2b^2 - 9 = (ab - 3)(ab + 3)