誰幫我解一下方程？很簡單的~~~|1/x-√2|<2要一個具體過程~~步驟不要跳得太快（如果要跳就說明一下）~~~我感覺自己根本不會做~~~看到分數就頭昏~~謝謝
熱心網友
|1/x-√2|1/(-2+√2) x-1-√2/2再求1/x-√22 1/x2+√2 x<1/(2+√2) x<1+√2/2綜上所述 -1-√2/2 |1/x-√2|0(√2-2)x-1-√2/2,x21-√2/2==x1-√2/2if x1(√2+2)xthen x3x1-√2/2或x<-1-√2/2熱心網友