r^2=75

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Solution for r^2=75 equation: 


Simplifying
r2 = 75

Solving
r2 = 75

Solving for variable 'r'.

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

Simplifying
r2 = 75

Take the square root of each side:
r = {-8.660254038, 8.660254038}

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