Solve the equation to find a positive value of c: 3^2 + 4^2 = c^2

Question

Solve the equation to find a positive value of c: 3^2 + 4^2 = c^2

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Verity 4 years 2021-07-24T04:37:22+00:00 2 Answers 25 views 0

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  1. giabao
    0
    2021-07-24T04:38:46+00:00
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    Answer:

    The answer is c=5,-5

  2. Neala
    0
    2021-07-24T04:38:47+00:00
    Reply

    c= -5, 5

    3^2 + 4^2 = c^2
    9 + 16 = c^2
    25= c^2
    then you square each side and you should get c= -5, 5

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