Mathematics
Senior High
問題3の1と2の解き方できれば書いて教えてください
(v3-1ノ
問題2.次の方程式を解け。
(1) 21x?+ 23x- 20 = 0
(2) | 2x -3|=3
問題3.次の不等式及び連立不等式を解け。
2x -3 > 0
(2) {22-2x-3 < 0
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