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What positive number x satisfies the equation 3x^2 = 27^3?

 Feb 9, 2019
 #1
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Solve for x:
3 x^2 = 19683

Divide both sides by 3:
x^2 = 6561

Take the square root of both sides:

 x = 81   or    x = -81

 Feb 9, 2019
 #2
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Thank you for helping me

 Feb 9, 2019

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