brettrowell brettrowell

13-04-2020
Mathematics

contestada

Solve x2 – 64 = 0.
1. Isolate x2x2 = 64
2. Apply the square root property of equality: x2 = +/64
3. Isolate the variable:

Respuesta :

CHERLYNnotCHERRY CHERLYNnotCHERRY

13-04-2020

Answer:

The value of x is -8 and 8

Step-by-step explanation:

By following the steps you had given :

1.

x² - 64 = 0

x² = 64

2.

x² = 64

x = +-√64

3.

x = +√64

= +8

x = -√64

= -8

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