(x-1)²=49/64=(7/8)²
x-1=±7/8
x=±7/8+1
即x=1/8或x=15/8
解方程64(x-1)²=49
解方程64(x-1)²=49
數(shù)學(xué)人氣:822 ℃時間:2020-04-17 12:18:38
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