Question

2n^2-4nx5n-10n^2+4 =
10n^3 - 10n^2 - 20n + 4
-24n^2
-24n^2
-28n^2+4
-8n^2+n+4

Answer 1

Oh, my, a Math question... hide! :P

Answer 2

oh no! I thought this was math. dang it.

Answer 3

It happens.

Answer 4

Combine like terms and got:
\(-4 n^2 x^5-8 n^2+4 = 10 n^3-10 n^2-20 n+4\)
I presume you know how to do the rest?