Question

-2х²+х²= ???узіщть мвлцжузвдубтвьвюів в​

Answer 1

-2x(2)+1x(2)

(-2+1)x(2)

-1x(2)

-x(2)

Answer 2

It seems like there's a mix of mathematical expressions and random characters in your input. Let's first simplify the mathematical expression:

-2x² + x² = -x²

So, the simplified expression is -x². The random characters at the end of your input don't seem to be related to the mathematical expression. If you have any specific questions or need further assistance, please provide more context or clarify your query.