Question

Write as a polynomial (-2x^2+x+1)-(x^2-x+7)-(4x^2+2x+8)

Answer 1

The answer would be -7x^2 - 14!

Explanation:

We can remove the parentheses by distributing the subtraction sign! -2x^2 + x + 1 - x^2 + x - 7 - 4x^2 - 2x - 8. Simplifying this gives us -7x^2 - 14. Hope this helped! :)