Question

4x^2/9 -y^2/16
Plzz tom is my exam

Answer 1

4x^2/9 -y^2/16

=(2x/3)^2 - (y/4)^2

Now, its in the form of a^2 - b^2,

So use the formula of (a+b) (a-b)

=(2x/3+y/4)(2x/3-y/4)

Hope it helps

Answer 2

4x^2/9-y^2/16=
(2x/3+y/4)(2x/3-y/4)