0=4x^2-405x+40380

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Solution for 0=4x^2-405x+40380 equation:


Simplifying
0 = 4x2 + -405x + 40380

Reorder the terms:
0 = 40380 + -405x + 4x2

Solving
0 = 40380 + -405x + 4x2

Solving for variable 'x'.

Combine like terms: 0 + -40380 = -40380
-40380 + 405x + -4x2 = 40380 + -405x + 4x2 + -40380 + 405x + -4x2

Reorder the terms:
-40380 + 405x + -4x2 = 40380 + -40380 + -405x + 405x + 4x2 + -4x2

Combine like terms: 40380 + -40380 = 0
-40380 + 405x + -4x2 = 0 + -405x + 405x + 4x2 + -4x2
-40380 + 405x + -4x2 = -405x + 405x + 4x2 + -4x2

Combine like terms: -405x + 405x = 0
-40380 + 405x + -4x2 = 0 + 4x2 + -4x2
-40380 + 405x + -4x2 = 4x2 + -4x2

Combine like terms: 4x2 + -4x2 = 0
-40380 + 405x + -4x2 = 0

Begin completing the square.  Divide all terms by
-4 the coefficient of the squared term: 

Divide each side by '-4'.
10095 + -101.25x + x2 = 0

Move the constant term to the right:

Add '-10095' to each side of the equation.
10095 + -101.25x + -10095 + x2 = 0 + -10095

Reorder the terms:
10095 + -10095 + -101.25x + x2 = 0 + -10095

Combine like terms: 10095 + -10095 = 0
0 + -101.25x + x2 = 0 + -10095
-101.25x + x2 = 0 + -10095

Combine like terms: 0 + -10095 = -10095
-101.25x + x2 = -10095

The x term is -101.25x.  Take half its coefficient (-50.625).
Square it (2562.890625) and add it to both sides.

Add '2562.890625' to each side of the equation.
-101.25x + 2562.890625 + x2 = -10095 + 2562.890625

Reorder the terms:
2562.890625 + -101.25x + x2 = -10095 + 2562.890625

Combine like terms: -10095 + 2562.890625 = -7532.109375
2562.890625 + -101.25x + x2 = -7532.109375

Factor a perfect square on the left side:
(x + -50.625)(x + -50.625) = -7532.109375

Can't calculate square root of the right side.

The solution to this equation could not be determined.

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