Mathematics
Junior High
Solved
展開です
ここの答えを教えて欲しいです🙏🙏
3 次の式を展開せよ。
(1) 3abc(a-2b +3c)
(3) (3x-2+x3)(2x2-x-3)
(2) (3a-2b)(a²-4ab-b²)
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