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Find the exact solution of x.

x2 = 16

•x = 4

•x = - 4

•x = ±4

•No Solution

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Answers (2)
  1. 17 May, 04:45
    0
    Square root of x2 = square root of 16

    X=4

    To undo the squared x you find the square root.
  2. 17 May, 05:06
    0
    x=+-4
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