Question

What should be subtracted from 7x²-2y²-6xy+4 to get 2y²+2x²-1+2xy

Answer 1

Step-by-step explanation:

is the answer for this question

Answer 2

Answer:

To get the answer, we subtract the second polynomial from first polynomial.

Change the sign of the second polynomial

(-) becomes (+), (+) becomes (-)

7x² - 2y - 6xy + 4

2x² + 2xy - 1 + 2y²

(-) (-) (+) (-)

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5x² - 8xy + 5 - 2y²

This is the answer

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