3h^2-6h-4=0

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Solution for 3h^2-6h-4=0 equation:


Simplifying
3h2 + -6h + -4 = 0

Reorder the terms:
-4 + -6h + 3h2 = 0

Solving
-4 + -6h + 3h2 = 0

Solving for variable 'h'.

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

Divide each side by '3'.
-1.333333333 + -2h + h2 = 0

Move the constant term to the right:

Add '1.333333333' to each side of the equation.
-1.333333333 + -2h + 1.333333333 + h2 = 0 + 1.333333333

Reorder the terms:
-1.333333333 + 1.333333333 + -2h + h2 = 0 + 1.333333333

Combine like terms: -1.333333333 + 1.333333333 = 0.000000000
0.000000000 + -2h + h2 = 0 + 1.333333333
-2h + h2 = 0 + 1.333333333

Combine like terms: 0 + 1.333333333 = 1.333333333
-2h + h2 = 1.333333333

The h term is -2h.  Take half its coefficient (-1).
Square it (1) and add it to both sides.

Add '1' to each side of the equation.
-2h + 1 + h2 = 1.333333333 + 1

Reorder the terms:
1 + -2h + h2 = 1.333333333 + 1

Combine like terms: 1.333333333 + 1 = 2.333333333
1 + -2h + h2 = 2.333333333

Factor a perfect square on the left side:
(h + -1)(h + -1) = 2.333333333

Calculate the square root of the right side: 1.527525232

Break this problem into two subproblems by setting 
(h + -1) equal to 1.527525232 and -1.527525232.

Subproblem 1

h + -1 = 1.527525232 Simplifying h + -1 = 1.527525232 Reorder the terms: -1 + h = 1.527525232 Solving -1 + h = 1.527525232 Solving for variable 'h'. Move all terms containing h to the left, all other terms to the right. Add '1' to each side of the equation. -1 + 1 + h = 1.527525232 + 1 Combine like terms: -1 + 1 = 0 0 + h = 1.527525232 + 1 h = 1.527525232 + 1 Combine like terms: 1.527525232 + 1 = 2.527525232 h = 2.527525232 Simplifying h = 2.527525232

Subproblem 2

h + -1 = -1.527525232 Simplifying h + -1 = -1.527525232 Reorder the terms: -1 + h = -1.527525232 Solving -1 + h = -1.527525232 Solving for variable 'h'. Move all terms containing h to the left, all other terms to the right. Add '1' to each side of the equation. -1 + 1 + h = -1.527525232 + 1 Combine like terms: -1 + 1 = 0 0 + h = -1.527525232 + 1 h = -1.527525232 + 1 Combine like terms: -1.527525232 + 1 = -0.527525232 h = -0.527525232 Simplifying h = -0.527525232

Solution

The solution to the problem is based on the solutions from the subproblems. h = {2.527525232, -0.527525232}

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