Bài 2 d) `\sqrt(4x-20) – 3\sqrt((x-5)/9) = 4` e) `\sqrt(3-2x) < 5` f) `\sqrt(2x-5) = \sqrt(x-1)`

Question

Bài 2
d) `\sqrt(4x-20) – 3\sqrt((x-5)/9) = 4`
e) `\sqrt(3-2x) < 5` f) `\sqrt(2x-5) = \sqrt(x-1)`

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Khoii Minh 4 years 2020-10-30T19:44:55+00:00 1 Answers 166 views 0

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  1. Sigrid
    0
    2020-10-30T19:46:08+00:00
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    cho mình xin ctl hay nhất nha

    bai-2-d-sqrt-4-20-3-sqrt-5-9-4-e-sqrt-3-2-5-f-sqrt-2-5-sqrt-1

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