If a =3x^2+5x-6 and b =-2x^2 -6x+7 then A - B equals

asked Sep 2, 2021 168k views

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4 votes

Answer:

5x^2+11x-13

Explanation:

$a=3x^2+5x-6\\b=-2x^2-6x+7$

$a-b=(3x^2+5x-6)-(-2x^2-6x+7)=\\3x^2+5x-6+2x^2+6x-7=\\5x^2+11x-13$

Hope this helps!

Daamsie answered Sep 9, 2021

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