Question

Hey does anyone know the answer to dis

Answer 1

Last choice.

Explanation:

We can factor the expression by using the following formula.

`{x}^(2) - {y}^(2) = (x + y)(x - y)`

From the expression,

`(3 {x}^(2) )^(2) - {(7xy)}^(2)`

`(3 {x}^(2) + 7xy )(3 {x}^(2) - 7xy)`