Mathematics
Senior High
Solved
(1)、(3)、(4)が分からないので教えて頂きたいです
答え
(1) (x-z)(y-u)
(3)(x+1)(x-1)(y+1)
(4)(x-y)(x+2y-1)
(1) xy-yz+zu-ux
(3) x²y+x²-y-1
(2)
16-8b+2ab-a²
(4) x²-2y² + xy + yz-zx
AN
Answers
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ありがとうございます😭