21delacruzelijah 21delacruzelijah

13-06-2022
Mathematics

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if A= 3x^2+5x-6 and B = -2x^2-6x+7 then A-B equals

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alinazaheer0113 alinazaheer0113

13-06-2022

Answer:

A-B=x^2-x+1

Step-by-step explanation:

A-B=3x^2+5x-6+(-2x^2-6x+7)

=3x^2+5x-6-2x^2-6x+7

=x^2-x+1

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