2013³+2013²-2014分之2013³-2×2013²-2011
=[(2013³-2×2013²)-2011]/[(2013³+2013²)-2014]
=[2013²(2013-2)-2011]/[2013²(2013+1)-2014]
=(2013²×2011-2011)/(2013²×2014-2014)
=2011×(2013²-1)/2014×(2013²-1)
=2011/2014
计算:2013³+2013²-2014分之2013³-2×2013²-2011
计算:2013³+2013²-2014分之2013³-2×2013²-2011
数学人气:170 ℃时间:2019-12-07 12:06:48
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