Mathematics
Senior High
1を教えて欲しいです‼︎
278 次の式を因数分解せよ。
(1)(x+3y-1)(x+3y+3)(x+3y+4)+12
(2) 24x²-54y2+14x+141y-90
^_(3) x(y-z)+y(z-x)+2(x-y)
Hr
重要例題 13, 14 式
[京都産大]
[中京大]
[福島大〕
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