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数学
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x(x-1)(x 1)=60怎么解
人气:474 ℃ 时间:2020-02-03 23:01:19
解答
应该是x(x-1)(x+1)=60
将60分解,60=3*4*5
而
x(x-1)(x+1)又恰好是相邻的连续3个整数,于是很容易得到,x=4.
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