若a是方程三减x等于四的解则a的绝对值加a的2010次方减a分之一等于
人气：420 ℃ 时间：2019-09-06 21:37:01
解答
由题可得：3-x=4,x=-1
∵a是方程的解
∴a=-1
∴|a|+a^2010-1/a
=1+1-1
=1
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