Mathematics
Junior High
Solved
(2)の解き方教えてください。
【
20 次の式を展開せよ。
口①) (<のF4)(4二5一3)
固(3) (2一5)*
圧(5) 々十ヶ十(々十ー$
同②
ロ④⑭
(6)
(ヶ二22一6)(y二29一2)
(e+3ゅ9一7)*
(g一55一8)(Z一55二8)
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