2º+2¹+2²+2³+……+2¹ººº怎么计算
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![2º+2¹+2²+2³+……+2¹ººº怎么计算](/uploads/image/z/342815-23-5.jpg?t=2%26%23186%3B%2B2%26%23185%3B%2B2%26%23178%3B%2B2%26%23179%3B%2B%E2%80%A6%E2%80%A6%2B2%26%23185%3B%26%23186%3B%26%23186%3B%26%23186%3B%E6%80%8E%E4%B9%88%E8%AE%A1%E7%AE%97)
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2º+2¹+2²+2³+……+2¹ººº怎么计算
2º+2¹+2²+2³+……+2¹ººº怎么计算
2º+2¹+2²+2³+……+2¹ººº怎么计算
2º+2¹+2²+2³+……+2¹ººº
=(2º-2¹ºººx2)/(1-2)
=2的1001次方-1