4.05=0.45v^2

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Solution for 4.05=0.45v^2 equation: 


Simplifying
4.05 = 0.45v2

Solving
4.05 = 0.45v2

Solving for variable 'v'.

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

Add '-0.45v2' to each side of the equation.
4.05 + -0.45v2 = 0.45v2 + -0.45v2

Combine like terms: 0.45v2 + -0.45v2 = 0.00
4.05 + -0.45v2 = 0.00

Add '-4.05' to each side of the equation.
4.05 + -4.05 + -0.45v2 = 0.00 + -4.05

Combine like terms: 4.05 + -4.05 = 0.00
0.00 + -0.45v2 = 0.00 + -4.05
-0.45v2 = 0.00 + -4.05

Combine like terms: 0.00 + -4.05 = -4.05
-0.45v2 = -4.05

Divide each side by '-0.45'.
v2 = 9

Simplifying
v2 = 9

Take the square root of each side:
v = {-3, 3}

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