Tìm `x` là số tự nhiên sao cho: `overline{100x} – x = 10^3`

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Tìm `x` là số tự nhiên sao cho:
`overline{100x} – x = 10^3`

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  1. NTTTxNLA
    0
    2024-02-06T11:38:55+00:00

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    Đáp án `+` Giải thích các bước giải:

    `overline{100x} – x = 10^3`

    `=> overline{100x} = 10^3 + x`

    `=> overline{100x} = 1000 + x`

    `=> overline{100x} = overline{100x}`

    Vì `x` là một số tự nhiên.

    `=>` `x in {0;1;2;3;4;5;6;7;8;9}`

    Vậy `x in {0;1;2;3;4;5;6;7;8;9}`

     

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