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Simplify by combining like terms. X^2-2xy+Y^2+2xy=?
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Simplify by combining like terms. X^2-2xy+Y^2+2xy=?

User Abumalick
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13 votes
13 votes
X^2+Y^2

By combining like terms, x^2 and y^2 don’t have another like term, while 2xy is repeated twice, combine those by adding them together and they cancel eachother out, leaving the x^2 and y^2 by themselves
User Korben
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