2h^2+5h+2=605.625

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Solution for 2h^2+5h+2=605.625 equation:


Simplifying
2h2 + 5h + 2 = 605.625

Reorder the terms:
2 + 5h + 2h2 = 605.625

Solving
2 + 5h + 2h2 = 605.625

Solving for variable 'h'.

Reorder the terms:
2 + -605.625 + 5h + 2h2 = 605.625 + -605.625

Combine like terms: 2 + -605.625 = -603.625
-603.625 + 5h + 2h2 = 605.625 + -605.625

Combine like terms: 605.625 + -605.625 = 0.000
-603.625 + 5h + 2h2 = 0.000

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

Divide each side by '2'.
-301.8125 + 2.5h + h2 = 0.000

Move the constant term to the right:

Add '301.8125' to each side of the equation.
-301.8125 + 2.5h + 301.8125 + h2 = 0.000 + 301.8125

Reorder the terms:
-301.8125 + 301.8125 + 2.5h + h2 = 0.000 + 301.8125

Combine like terms: -301.8125 + 301.8125 = 0.0000
0.0000 + 2.5h + h2 = 0.000 + 301.8125
2.5h + h2 = 0.000 + 301.8125

Combine like terms: 0.000 + 301.8125 = 301.8125
2.5h + h2 = 301.8125

The h term is 2.5h.  Take half its coefficient (1.25).
Square it (1.5625) and add it to both sides.

Add '1.5625' to each side of the equation.
2.5h + 1.5625 + h2 = 301.8125 + 1.5625

Reorder the terms:
1.5625 + 2.5h + h2 = 301.8125 + 1.5625

Combine like terms: 301.8125 + 1.5625 = 303.375
1.5625 + 2.5h + h2 = 303.375

Factor a perfect square on the left side:
(h + 1.25)(h + 1.25) = 303.375

Calculate the square root of the right side: 17.417663448

Break this problem into two subproblems by setting 
(h + 1.25) equal to 17.417663448 and -17.417663448.

Subproblem 1

h + 1.25 = 17.417663448 Simplifying h + 1.25 = 17.417663448 Reorder the terms: 1.25 + h = 17.417663448 Solving 1.25 + h = 17.417663448 Solving for variable 'h'. Move all terms containing h to the left, all other terms to the right. Add '-1.25' to each side of the equation. 1.25 + -1.25 + h = 17.417663448 + -1.25 Combine like terms: 1.25 + -1.25 = 0.00 0.00 + h = 17.417663448 + -1.25 h = 17.417663448 + -1.25 Combine like terms: 17.417663448 + -1.25 = 16.167663448 h = 16.167663448 Simplifying h = 16.167663448

Subproblem 2

h + 1.25 = -17.417663448 Simplifying h + 1.25 = -17.417663448 Reorder the terms: 1.25 + h = -17.417663448 Solving 1.25 + h = -17.417663448 Solving for variable 'h'. Move all terms containing h to the left, all other terms to the right. Add '-1.25' to each side of the equation. 1.25 + -1.25 + h = -17.417663448 + -1.25 Combine like terms: 1.25 + -1.25 = 0.00 0.00 + h = -17.417663448 + -1.25 h = -17.417663448 + -1.25 Combine like terms: -17.417663448 + -1.25 = -18.667663448 h = -18.667663448 Simplifying h = -18.667663448

Solution

The solution to the problem is based on the solutions from the subproblems. h = {16.167663448, -18.667663448}

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