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3 June, 10:36

Solve x2 - 64 = 0.

1. Isolate x2: x2 = 64

2. Apply the square root property of equality: Vx? = + / 64

3. Isolate the variable:

0 ...

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Answers (1)
  1. 3 June, 12:20
    0
    x = - 8,8

    Step-by-step explanation:

    equation = x^2-64=0

    Solving x^2-64=0

    ⇒ (x+8) (x-8) = 0

    ⇒x = - 8,8
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