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

User Vijaya
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2 Answers

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\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

User Marcha
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6 votes

Answer: x=8

Explanation:

8×8=64

User Swizzard
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