x^2+4.62*x-0.462=0

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Solution for x^2+4.62*x-0.462=0 equation:


Simplifying
x2 + 4.62x + -0.462 = 0

Reorder the terms:
-0.462 + 4.62x + x2 = 0

Solving
-0.462 + 4.62x + x2 = 0

Solving for variable 'x'.

Begin completing the square.

Move the constant term to the right:

Add '0.462' to each side of the equation.
-0.462 + 4.62x + 0.462 + x2 = 0 + 0.462

Reorder the terms:
-0.462 + 0.462 + 4.62x + x2 = 0 + 0.462

Combine like terms: -0.462 + 0.462 = 0.000
0.000 + 4.62x + x2 = 0 + 0.462
4.62x + x2 = 0 + 0.462

Combine like terms: 0 + 0.462 = 0.462
4.62x + x2 = 0.462

The x term is 4.62x.  Take half its coefficient (2.31).
Square it (5.3361) and add it to both sides.

Add '5.3361' to each side of the equation.
4.62x + 5.3361 + x2 = 0.462 + 5.3361

Reorder the terms:
5.3361 + 4.62x + x2 = 0.462 + 5.3361

Combine like terms: 0.462 + 5.3361 = 5.7981
5.3361 + 4.62x + x2 = 5.7981

Factor a perfect square on the left side:
(x + 2.31)(x + 2.31) = 5.7981

Calculate the square root of the right side: 2.407924417

Break this problem into two subproblems by setting 
(x + 2.31) equal to 2.407924417 and -2.407924417.

Subproblem 1

x + 2.31 = 2.407924417 Simplifying x + 2.31 = 2.407924417 Reorder the terms: 2.31 + x = 2.407924417 Solving 2.31 + x = 2.407924417 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-2.31' to each side of the equation. 2.31 + -2.31 + x = 2.407924417 + -2.31 Combine like terms: 2.31 + -2.31 = 0.00 0.00 + x = 2.407924417 + -2.31 x = 2.407924417 + -2.31 Combine like terms: 2.407924417 + -2.31 = 0.097924417 x = 0.097924417 Simplifying x = 0.097924417

Subproblem 2

x + 2.31 = -2.407924417 Simplifying x + 2.31 = -2.407924417 Reorder the terms: 2.31 + x = -2.407924417 Solving 2.31 + x = -2.407924417 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-2.31' to each side of the equation. 2.31 + -2.31 + x = -2.407924417 + -2.31 Combine like terms: 2.31 + -2.31 = 0.00 0.00 + x = -2.407924417 + -2.31 x = -2.407924417 + -2.31 Combine like terms: -2.407924417 + -2.31 = -4.717924417 x = -4.717924417 Simplifying x = -4.717924417

Solution

The solution to the problem is based on the solutions from the subproblems. x = {0.097924417, -4.717924417}

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