原式=4m3-3m2-5m+2+6m+3m2-4m3-1=m+1,
当m=2011时,原式=2011+1=2012.
先化简,再求值:4m3-(3m2+5m-2)+2(3m+3/2m2-2m3)-1,其中m=2011.
先化简,再求值:4m3-(3m2+5m-2)+2(3m+
m2-2m3)-1,其中m=2011.
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数学人气:827 ℃时间:2019-12-14 13:37:34
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