Mathematics
Senior High
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⑸と⑹の因数分解の仕方を教えてください
(1) x²+(3y+1)x+(y+4)(2y-3)
*(3) x²-2xy + y²-x+y=2
(5) 2x²+xy-y²+7x-5y-4
(2) x2+3xy+2y²-6x
*(4) 2x²+5xy+2y2+4x-y-6
*(6) 2x²+5xy-3y2-x+11y-6
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ありがとうございます！