72-2u^2=0

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Solution for 72-2u^2=0 equation: 


Simplifying
72 + -2u2 = 0

Solving
72 + -2u2 = 0

Solving for variable 'u'.

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

Add '-72' to each side of the equation.
72 + -72 + -2u2 = 0 + -72

Combine like terms: 72 + -72 = 0
0 + -2u2 = 0 + -72
-2u2 = 0 + -72

Combine like terms: 0 + -72 = -72
-2u2 = -72

Divide each side by '-2'.
u2 = 36

Simplifying
u2 = 36

Take the square root of each side:
u = {-6, 6}

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