(2/3)^2012×1.5^2013×(-1)^2013怎么算?初二数学题
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![(2/3)^2012×1.5^2013×(-1)^2013怎么算?初二数学题](/uploads/image/z/627050-2-0.jpg?t=%282%2F3%29%5E2012%C3%971.5%5E2013%C3%97%28-1%29%5E2013%E6%80%8E%E4%B9%88%E7%AE%97%3F%E5%88%9D%E4%BA%8C%E6%95%B0%E5%AD%A6%E9%A2%98)
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(2/3)^2012×1.5^2013×(-1)^2013怎么算?初二数学题
(2/3)^2012×1.5^2013×(-1)^2013怎么算?初二数学题
(2/3)^2012×1.5^2013×(-1)^2013怎么算?初二数学题
(2/3)^2012×1.5^2013×(-1)^2013怎么算?初二数学题
= ( 2/3 x 1.5 )^2012 x 1.5 x (-1)^2013
= 1 ^ 2012 x 1.5 x (-1)
= -1.5
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1.5不就是3/2么,前面两项乘是1.5,后面是-1,所以结果是-1.5
(2/3)^2012×1.5^2013×(-1)^2013
= (2/3)^2012 × (3/2)^2013 × (-1)^2013
= 1^2012 × 3/2 × (-1)^2013
= - 1.5