
(-2)的2013次方*(0.5)的2014次方+(-6 1/14)*7
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解:(-2)^2013 ×(0.5)2014 +(-6 1/14)×7
=-2^2013 × (1/2)^2013 × (1/2) + [-24 -7/14]
=(-2×1/2)^2013 × (1/2) -24-1/2
=-1×1/2 -24-1/2
=-1-24
=-25
=-2^2013 × (1/2)^2013 × (1/2) + [-24 -7/14]
=(-2×1/2)^2013 × (1/2) -24-1/2
=-1×1/2 -24-1/2
=-1-24
=-25
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