Hãy Tính bài sau: √3/2a³

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Hãy Tính bài sau: √3/2a³

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Dâu 4 years 2020-10-15T22:44:10+00:00 2 Answers 97 views 0

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  1. Ben
    0
    2020-10-15T22:45:43+00:00
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    `\sqrt(3/2 a^3` (đkxđ: `x≥0`)

    `=\sqrt(3/2.a^2.a)`

    `=a\sqrt(3/2 a)`

  2. Verity
    0
    2020-10-15T22:45:54+00:00
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    `sqrt{3/(2)a^3}` `(ĐK: a ≥ 0)`

    `= sqrt{3/(2).a^{2}.a}`

    `= sqrt{a^2}.sqrt{3/(2)a}`

    `= |a|.sqrt{3/(2)a}`

    `= a.sqrt{3/(2)a}`

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Giải phương trình 1 ẩn: x + 2 - 2(x + 1) = -x . Hỏi x = ? ( )