3.14*x^2*4.5=30

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Solution for 3.14*x^2*4.5=30 equation: 


Simplifying
3.14x2 * 4.5 = 30

Reorder the terms for easier multiplication:
3.14 * 4.5x2 = 30

Multiply 3.14 * 4.5
14.13x2 = 30

Solving
14.13x2 = 30

Solving for variable 'x'.

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

Divide each side by '14.13'.
x2 = 2.123142251

Simplifying
x2 = 2.123142251

Take the square root of each side:
x = {-1.457100632, 1.457100632}

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