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27 January, 10:37

Real solution (s).

The equation x2-9 = 0 has

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Answers (2)
  1. 27 January, 10:39
    0
    x=4.5

    2x-9=0

    2x=9

    x=4.5
  2. 27 January, 10:58
    0
    2 real solutions
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