Mathematics
Senior High
2番教えて欲しいです🙇♀️答え(x+3a-1)(x-2a-1)です
5 次の式を因数分解せよ。
(1)
x²-(y-2)²
(3) abx²-(a²+b²)x+ab
(2)
x²+(a-2)x-(3a-1)(2a+1)
(4) a²(b-c)2- (c-b)²
(5)
(a2-62)x²+4abx-(a2-62) (6) 3ab-a+3b-1
p. 16-19
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