Question

Solve x^2 = 64, where x is a real number.

Answer 1

`\text{Solve for x:}\\\\x^2 = 64\\\\\text{Square root both sides to cancel the exponent}\\\\\sqrt(x)=\pm\sqrt64\\\\x=8\,\,or\,\,x=-8`

Answer 2

Answer: x=8

Explanation:

8×8=64