Mathematics
Senior High
Solved
数IIです。
合ってますか?
5
東1
練習
次の式を展開せよ。
(1)(x+2)3
(3) (3a+b)3
(2)(x-1)3
(4) (x-2y)3
P.9練1
2
(1) x² + 6 x² + 12 x + 8
(4) ׳ - 6 x ² 4 + 12 x y ² - sy³
X'
3
(2)x-3x²+3x-1 (3) 27a3 + 27a2b+ 9ab² + b³
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