Question

1) What should be added to 3x2-xy+7y2 to obtain 2x2-3xy+y2
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Answer 1

Answer:

-x²-2xy-6y² should be added to 3x²-xy+7y² to get 2x²-3xy+y²

Step-by-step explanation:

If we need to get result for addition, we add both. Here we want expression for the term which is added to get the result for addition. So we should subtract 3x2-xy+7y2 from 2x2-3xy+y2.

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