Complete the following statement. The radical equation 2 + 2x – 3 V + 7 has a solution set z = and an extraneous root =

Question

Complete the following statement.
The radical equation 2 + 2x – 3
V + 7 has a solution set z =
and an extraneous root =

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Thu Cúc 4 years 2021-08-06T21:36:53+00:00 1 Answers 19 views 0

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  1. ThanhThu
    0
    2021-08-06T21:38:27+00:00
    Reply

    Answer:

    x=2; the extraneous root x=42.

    All the details are in the attached picture, the answer is marked with red colour.

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