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Solve x2 - 64 = 0.
1. Isolate x2: x2 = 64
2. Apply the square root property of equality: Vx3 = +/64
3. Isolate the variable:

Solve x2 - 64 = 0. 1. Isolate x2: x2 = 64 2. Apply the square root property of equality: Vx3 = +/64 3. Isolate the variable: class=

Answer :

Answer: x = ±8

Step-by-step explanation:

x^2 – 64 = 0

Add 64 to each side

x^2 – 64 +64= +64

x^2 = 64

Take the square root of each side

sqrt(x^2) = ±sqrt(64)

x = ±8

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