Math, asked by ramkumarsaini22, 19 days ago

Ifx=a^2+b^2and y=ab+3a-b find x+y and x-y

Answers

Answered by Anonymous
0

Answer:

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Answered by vishalnalluri777
0

Answer:

Step-by-step explanation:x=a^2+b^2

                                             y=ab+3a-b

                                           x+y=a^2+b^2+2ab-ab+3a-b=(a+b)^2+3a-b-ab

                                           x-y=a^2+b^2-2ab+ab-3a+b=(a-b)^2-3a+b+ab

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