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x +0.5×2.16%x-20%×0.5×2.16%x=504.32 怎么解,
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人气:253 ℃ 时间:2020-09-05 02:28:18
解答
x +0.5×2.16%x-20%×0.5×2.16%x=504.32
(1+0.5×2.16%-20%×0.5×2.16%)x=504.32
1.10584x=504.32
456不等于500啊?失误应该:x +0.5×2.16%x-20%×0.5×2.16%x=504.32(1+0.5×2.16%-20%×0.5×2.16%)x=504.321.00864x=504.32 x=500
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