2st^2-s^2=

Question

S=4 T=8
2032?

Answer 1

Replace s = 4 and t = 8 in your equation.

2 s t ^ 2 - s ^ 2 =

2 * 4 * 8 ^ 2 - 4 ^ 2 =

2 * 4 * 64 - 16 =

8 * 64 - 16 =

512 - 16 = 496

Answer 2

That should be right, as long as the first term is "2st^2" and not "(2st)^2".

Answer 3

It's me. Thanks guys