# algebra

posted by
**Anonymous** on
.

5x^4+3x^2-2x

-5x^4-3x^2+9x

_______________

0x^4+x^2+7x

is this right?

posted by
**Anonymous** on
.

5x^4+3x^2-2x

-5x^4-3x^2+9x

_______________

0x^4+x^2+7x

is this right?