(1)计算:(?1)2014+|?3|?16+(cos60°)?1(2)先化简再求值:1x?1?1x2?x,其中x=2
(1)计算:(?1)2014+|?3|?16+(cos60°)?1(2)先化简再求值:1x?1?1x2?x,其中x=2....
(1)计算:(?1)2014+|?3|?16+(cos60°)?1(2)先化简再求值:1x?1?1x2?x,其中x=2.
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