Question

3x squared - 3y squared

Answer 1

impossible to answer unless you give us some hints

Answer 2

\[3x^2-3y^2~~~~~~~~~~~~~or~~~~~~~~~~~~~~~~(3x)^2-(3y)^2\]

Answer 3

if it's the first one, factor out of 3, and use a^2-b^2=(a+b)(a-b)

if it's the second one, then just use a^2-b^2=(a+b)(a-b)

Answer 4

thanks

Answer 5

You welcome!