4(3.14)r^2=3

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Solution for 4(3.14)r^2=3 equation: 


Simplifying
4(3.14) * r2 = 3

Multiply 4 * 3.14
12.56r2 = 3

Solving
12.56r2 = 3

Solving for variable 'r'.

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

Divide each side by '12.56'.
r2 = 0.2388535032

Simplifying
r2 = 0.2388535032

Take the square root of each side:
r = {-0.488726409, 0.488726409}

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