Выполните действия:♡♡♡ [tex]( \frac{2}{5} - \frac{7}{11 }* \frac{7}{5 }- \frac{10}{11 } )*(- \frac{5}{2 })[/tex]. Created by woem. matematika-ru

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August 2022 1 9 Report

Выполните действия:♡♡♡
[tex]( \frac{2}{5} - \frac{7}{11 }* \frac{7}{5 }- \frac{10}{11 } )*(- \frac{5}{2 })[/tex]

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jekadva $1) \frac{7}{11}* \frac{7}{5} = \frac{49}{55} \\ 2) \frac{2}{5} - \frac{49}{55} = \frac{22-49}{55} =- \frac{27}{55} \\ 3)- \frac{27}{55} - \frac{10}{11} = -\frac{27+50}{55} =- \frac{77}{55} =- \frac{7}{5} \\ 4)- \frac{7}{5} *(- \frac{5}{2} )= \frac{7}{2} =3,5$

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woem Спасибо огромное:3

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woem July 2022 | 0 Ответы

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