3.17X^2-4.255X+1.156=0

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Solution for 3.17X^2-4.255X+1.156=0 equation:


Simplifying
3.17X2 + -4.255X + 1.156 = 0

Reorder the terms:
1.156 + -4.255X + 3.17X2 = 0

Solving
1.156 + -4.255X + 3.17X2 = 0

Solving for variable 'X'.

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

Divide each side by '3.17'.
0.3646687697 + -1.342271293X + X2 = 0

Move the constant term to the right:

Add '-0.3646687697' to each side of the equation.
0.3646687697 + -1.342271293X + -0.3646687697 + X2 = 0 + -0.3646687697

Reorder the terms:
0.3646687697 + -0.3646687697 + -1.342271293X + X2 = 0 + -0.3646687697

Combine like terms: 0.3646687697 + -0.3646687697 = 0.0000000000
0.0000000000 + -1.342271293X + X2 = 0 + -0.3646687697
-1.342271293X + X2 = 0 + -0.3646687697

Combine like terms: 0 + -0.3646687697 = -0.3646687697
-1.342271293X + X2 = -0.3646687697

The X term is -1.342271293X.  Take half its coefficient (-0.6711356465).
Square it (0.4504230560) and add it to both sides.

Add '0.4504230560' to each side of the equation.
-1.342271293X + 0.4504230560 + X2 = -0.3646687697 + 0.4504230560

Reorder the terms:
0.4504230560 + -1.342271293X + X2 = -0.3646687697 + 0.4504230560

Combine like terms: -0.3646687697 + 0.4504230560 = 0.0857542863
0.4504230560 + -1.342271293X + X2 = 0.0857542863

Factor a perfect square on the left side:
(X + -0.6711356465)(X + -0.6711356465) = 0.0857542863

Calculate the square root of the right side: 0.292838328

Break this problem into two subproblems by setting 
(X + -0.6711356465) equal to 0.292838328 and -0.292838328.

Subproblem 1

X + -0.6711356465 = 0.292838328 Simplifying X + -0.6711356465 = 0.292838328 Reorder the terms: -0.6711356465 + X = 0.292838328 Solving -0.6711356465 + X = 0.292838328 Solving for variable 'X'. Move all terms containing X to the left, all other terms to the right. Add '0.6711356465' to each side of the equation. -0.6711356465 + 0.6711356465 + X = 0.292838328 + 0.6711356465 Combine like terms: -0.6711356465 + 0.6711356465 = 0.0000000000 0.0000000000 + X = 0.292838328 + 0.6711356465 X = 0.292838328 + 0.6711356465 Combine like terms: 0.292838328 + 0.6711356465 = 0.9639739745 X = 0.9639739745 Simplifying X = 0.9639739745

Subproblem 2

X + -0.6711356465 = -0.292838328 Simplifying X + -0.6711356465 = -0.292838328 Reorder the terms: -0.6711356465 + X = -0.292838328 Solving -0.6711356465 + X = -0.292838328 Solving for variable 'X'. Move all terms containing X to the left, all other terms to the right. Add '0.6711356465' to each side of the equation. -0.6711356465 + 0.6711356465 + X = -0.292838328 + 0.6711356465 Combine like terms: -0.6711356465 + 0.6711356465 = 0.0000000000 0.0000000000 + X = -0.292838328 + 0.6711356465 X = -0.292838328 + 0.6711356465 Combine like terms: -0.292838328 + 0.6711356465 = 0.3782973185 X = 0.3782973185 Simplifying X = 0.3782973185

Solution

The solution to the problem is based on the solutions from the subproblems. X = {0.9639739745, 0.3782973185}

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