Mathematics
Senior High
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高一 数一
不等式の性質と式の値の範囲
⑵⑶ 求め方と答えを教えてください
✓ 練習 55 1<x<5, 2<y <4のとき, 次の式のとりうる値の範囲を求め
(1) 3x+2
(2) 4x+y
(3) 2x-3y
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