Mathematics
Senior High
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49
(3) (x2+4x+2)(x2-4x+2)
A-4x
A+ 4x
ペー16x²
(4) (x-1)(x+2)(x+4)(x+7)
2xy-1) ⑧8 次の式を因数分解せよ。
(1) 6x2+xy-15y²-x+11y-2
ズスリー15g×110-2
(2) -(a-b)(b-c)(c-a)
(3) (x-2)(x-1)(x+4)(x+5)-16
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