1.5Q^2-8Q+12=0

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Solution for 1.5Q^2-8Q+12=0 equation:


Simplifying
1.5Q2 + -8Q + 12 = 0

Reorder the terms:
12 + -8Q + 1.5Q2 = 0

Solving
12 + -8Q + 1.5Q2 = 0

Solving for variable 'Q'.

Begin completing the square.  Divide all terms by
1.5 the coefficient of the squared term: 

Divide each side by '1.5'.
8 + -5.333333333Q + Q2 = 0

Move the constant term to the right:

Add '-8' to each side of the equation.
8 + -5.333333333Q + -8 + Q2 = 0 + -8

Reorder the terms:
8 + -8 + -5.333333333Q + Q2 = 0 + -8

Combine like terms: 8 + -8 = 0
0 + -5.333333333Q + Q2 = 0 + -8
-5.333333333Q + Q2 = 0 + -8

Combine like terms: 0 + -8 = -8
-5.333333333Q + Q2 = -8

The Q term is -5.333333333Q.  Take half its coefficient (-2.666666667).
Square it (7.111111113) and add it to both sides.

Add '7.111111113' to each side of the equation.
-5.333333333Q + 7.111111113 + Q2 = -8 + 7.111111113

Reorder the terms:
7.111111113 + -5.333333333Q + Q2 = -8 + 7.111111113

Combine like terms: -8 + 7.111111113 = -0.888888887
7.111111113 + -5.333333333Q + Q2 = -0.888888887

Factor a perfect square on the left side:
(Q + -2.666666667)(Q + -2.666666667) = -0.888888887

Can't calculate square root of the right side.

The solution to this equation could not be determined.

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