已知实数x,y满足:3(x3+y3+1)=(x-y+1)3,x2014+y201

shuhaiku2019-12-17  6

问题 已知实数x,y满足:3(x3+y3+1)=(x-y+1)3,x2014+y2014=?

选项 A.0B.2C.1D.3

答案C

解析采用特值法。可设x3+y3+1=0,x-y+1=0,取x=-1,y=0,则x2014+y2014=(-1)2014+(0)2014,选C。
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