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☆算术计算1题
〖1/1算式〗
作业:求算式 1-(22/23)*(21/22)*(20/21)*(19/20)*(16/19)*(15/16)*(14/15)*(13/14) 的值.
题型:数学计算
解:
1-(22/23)*(21/22)*(20/21)*(19/20)*(16/19)*(15/16)*(14/15)*(13/14)
=1-0.956522*(21/22)*(20/21)*(19/20)*(16/19)*(15/16)*(14/15)*(13/14)
=1-0.956522*0.954545*(20/21)*(19/20)*(16/19)*(15/16)*(14/15)*(13/14)
=1-0.956522*0.954545*0.952381*(19/20)*(16/19)*(15/16)*(14/15)*(13/14)
=1-0.956522*0.954545*0.952381*0.95*(16/19)*(15/16)*(14/15)*(13/14)
=1-0.956522*0.954545*0.952381*0.95*0.842105*(15/16)*(14/15)*(13/14)
=1-0.956522*0.954545*0.952381*0.95*0.842105*0.9375*(14/15)*(13/14)
=1-0.956522*0.954545*0.952381*0.95*0.842105*0.9375*0.933333*(13/14)
=1-0.956522*0.954545*0.952381*0.95*0.842105*0.9375*0.933333*0.928571
=1-0.913043*0.952381*0.95*0.842105*0.9375*0.933333*0.928571
=1-0.869565*0.95*0.842105*0.9375*0.933333*0.928571
=1-0.826087*0.842105*0.9375*0.933333*0.928571
=1-0.695652*0.9375*0.933333*0.928571
=1-0.652174*0.933333*0.928571
=1-0.608696*0.928571
=1-0.565217
=0.434783 答案:1-(22/23)*(21/22)*(20/21)*(19/20)*(16/19)*(15/16)*(14/15)*(13/14)=0.434783你的问题在这里没有得到解决?请到 热门难题 里面看看吧!