Question

factor: 98n^2 - 200

Answer 1

The greatest common factor is 2,

so you get 2(49n^2 - 100)

But 49n^2 - 100 can be factored again as it is the difference of 2 perfect squares, so you get 2(7n-10)(7n+10)

Answer 2

Thank you so much :)

Answer 3

welcome.