r^2=30

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Solution for r^2=30 equation: 


Simplifying
r2 = 30

Solving
r2 = 30

Solving for variable 'r'.

Move all terms containing r to the left, all other terms to the right.

Simplifying
r2 = 30

Take the square root of each side:
r = {-5.477225575, 5.477225575}

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