Mathematics
Senior High
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問題と答えです！途中式を教えてもらいたいです。お願いします🙇
x²+2xy-3y²=-5x+Y+4
A. (x-y-1)(x+3y -4)
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問題と答えです！途中式を教えてもらいたいです。お願いします🙇
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ありがとうございます♪