Tính A, biết A = $\frac{20^{10}+1 }{20^{11}+1}$

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Tính A, biết A = $\frac{20^{10}+1 }{20^{11}+1}$

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Claire 5 giờ 2021-09-15T02:27:21+00:00 2 Answers 0 views 0

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    2021-09-15T02:28:44+00:00

    Hình

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    2021-09-15T02:29:17+00:00

    $#ngocninh2009$

    Vì `A=(20^10 + 1)/(20^11 + 1)`

    Ta có: `A=(20^10 + 1)/(20^11 + 1)=(20^10 + 1)/(20^10 . 20 + 1)=1/20`

    Vậy `A=1/20`

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