Mathematics
Junior High
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因数分解途中式あっていますか?
18 (3) a (x-y) - bx+by
=
a(xy)- b (x-8)
(x-g)をMをおく
(a) au bo
=M (a-b)
= (α-y) (α-b)
2DC-2ca
=xyz (4y-x2+2)
(3) a(x-y)-bx+by=a(x-y)-b(x-y)
(9-0)(h-x)=
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