3*w^2-370*w-9000=0

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Solution for 3*w^2-370*w-9000=0 equation:


Simplifying
3w2 + -370w + -9000 = 0

Reorder the terms:
-9000 + -370w + 3w2 = 0

Solving
-9000 + -370w + 3w2 = 0

Solving for variable 'w'.

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

Divide each side by '3'.
-3000 + -123.3333333w + w2 = 0

Move the constant term to the right:

Add '3000' to each side of the equation.
-3000 + -123.3333333w + 3000 + w2 = 0 + 3000

Reorder the terms:
-3000 + 3000 + -123.3333333w + w2 = 0 + 3000

Combine like terms: -3000 + 3000 = 0
0 + -123.3333333w + w2 = 0 + 3000
-123.3333333w + w2 = 0 + 3000

Combine like terms: 0 + 3000 = 3000
-123.3333333w + w2 = 3000

The w term is -123.3333333w.  Take half its coefficient (-61.66666665).
Square it (3802.777776) and add it to both sides.

Add '3802.777776' to each side of the equation.
-123.3333333w + 3802.777776 + w2 = 3000 + 3802.777776

Reorder the terms:
3802.777776 + -123.3333333w + w2 = 3000 + 3802.777776

Combine like terms: 3000 + 3802.777776 = 6802.777776
3802.777776 + -123.3333333w + w2 = 6802.777776

Factor a perfect square on the left side:
(w + -61.66666665)(w + -61.66666665) = 6802.777776

Calculate the square root of the right side: 82.478953534

Break this problem into two subproblems by setting 
(w + -61.66666665) equal to 82.478953534 and -82.478953534.

Subproblem 1

w + -61.66666665 = 82.478953534 Simplifying w + -61.66666665 = 82.478953534 Reorder the terms: -61.66666665 + w = 82.478953534 Solving -61.66666665 + w = 82.478953534 Solving for variable 'w'. Move all terms containing w to the left, all other terms to the right. Add '61.66666665' to each side of the equation. -61.66666665 + 61.66666665 + w = 82.478953534 + 61.66666665 Combine like terms: -61.66666665 + 61.66666665 = 0.00000000 0.00000000 + w = 82.478953534 + 61.66666665 w = 82.478953534 + 61.66666665 Combine like terms: 82.478953534 + 61.66666665 = 144.145620184 w = 144.145620184 Simplifying w = 144.145620184

Subproblem 2

w + -61.66666665 = -82.478953534 Simplifying w + -61.66666665 = -82.478953534 Reorder the terms: -61.66666665 + w = -82.478953534 Solving -61.66666665 + w = -82.478953534 Solving for variable 'w'. Move all terms containing w to the left, all other terms to the right. Add '61.66666665' to each side of the equation. -61.66666665 + 61.66666665 + w = -82.478953534 + 61.66666665 Combine like terms: -61.66666665 + 61.66666665 = 0.00000000 0.00000000 + w = -82.478953534 + 61.66666665 w = -82.478953534 + 61.66666665 Combine like terms: -82.478953534 + 61.66666665 = -20.812286884 w = -20.812286884 Simplifying w = -20.812286884

Solution

The solution to the problem is based on the solutions from the subproblems. w = {144.145620184, -20.812286884}

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