3.14*(r*r)*11=750

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Solution for 3.14*(r*r)*11=750 equation:


Simplifying
3.14(r * r) * 11 = 750

Multiply r * r
3.14(r2) * 11 = 750

Reorder the terms for easier multiplication:
3.14 * 11r2 = 750

Multiply 3.14 * 11
34.54r2 = 750

Solving
34.54r2 = 750

Solving for variable 'r'.

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

Divide each side by '34.54'.
r2 = 21.71395483

Simplifying
r2 = 21.71395483

Take the square root of each side:
r = {-4.659823476, 4.659823476}

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