c^2-6c+3=0

Simple and best practice solution for c^2-6c+3=0 equation. Check how easy it is, and learn it for the future. Our solution is simple, and easy to understand, so don`t hesitate to use it as a solution of your homework.

If it's not what You are looking for type in the equation solver your own equation and let us solve it.

Solution for c^2-6c+3=0 equation:


Simplifying
c2 + -6c + 3 = 0

Reorder the terms:
3 + -6c + c2 = 0

Solving
3 + -6c + c2 = 0

Solving for variable 'c'.

Begin completing the square.

Move the constant term to the right:

Add '-3' to each side of the equation.
3 + -6c + -3 + c2 = 0 + -3

Reorder the terms:
3 + -3 + -6c + c2 = 0 + -3

Combine like terms: 3 + -3 = 0
0 + -6c + c2 = 0 + -3
-6c + c2 = 0 + -3

Combine like terms: 0 + -3 = -3
-6c + c2 = -3

The c term is -6c.  Take half its coefficient (-3).
Square it (9) and add it to both sides.

Add '9' to each side of the equation.
-6c + 9 + c2 = -3 + 9

Reorder the terms:
9 + -6c + c2 = -3 + 9

Combine like terms: -3 + 9 = 6
9 + -6c + c2 = 6

Factor a perfect square on the left side:
(c + -3)(c + -3) = 6

Calculate the square root of the right side: 2.449489743

Break this problem into two subproblems by setting 
(c + -3) equal to 2.449489743 and -2.449489743.

Subproblem 1

c + -3 = 2.449489743 Simplifying c + -3 = 2.449489743 Reorder the terms: -3 + c = 2.449489743 Solving -3 + c = 2.449489743 Solving for variable 'c'. Move all terms containing c to the left, all other terms to the right. Add '3' to each side of the equation. -3 + 3 + c = 2.449489743 + 3 Combine like terms: -3 + 3 = 0 0 + c = 2.449489743 + 3 c = 2.449489743 + 3 Combine like terms: 2.449489743 + 3 = 5.449489743 c = 5.449489743 Simplifying c = 5.449489743

Subproblem 2

c + -3 = -2.449489743 Simplifying c + -3 = -2.449489743 Reorder the terms: -3 + c = -2.449489743 Solving -3 + c = -2.449489743 Solving for variable 'c'. Move all terms containing c to the left, all other terms to the right. Add '3' to each side of the equation. -3 + 3 + c = -2.449489743 + 3 Combine like terms: -3 + 3 = 0 0 + c = -2.449489743 + 3 c = -2.449489743 + 3 Combine like terms: -2.449489743 + 3 = 0.550510257 c = 0.550510257 Simplifying c = 0.550510257

Solution

The solution to the problem is based on the solutions from the subproblems. c = {5.449489743, 0.550510257}

See similar equations:

| 3x+(x+5)=25 | | 3(m+6)(m-4)= | | -2d+7-5d-4=24 | | 4(3+6x)-5=31 | | 9h^2+12h+4= | | 9b+-8b=17 | | m-8m-9m-5=3 | | 4.1x=9.5+23.7 | | m-8m-9m-5=5 | | 11x+13-9x-5=48 | | m-8m-9m-5=250 | | m-8m-9m-5=-10 | | m-8m-9m-5=-2 | | 5/6/2/3= | | 6ln(x+2.8)=9.6 | | m-8m-9m-5=-1 | | m-8m-9m-5=130 | | m-8m-9m-5=120 | | m-8m-9m-5=13 | | 6t-2-76=-142 | | 3a^3+5a^2+2a= | | 7=-6+x | | m-8m-9m-5=12 | | 2+5(-3)= | | 4d-6-d=18 | | 4.3*h=81.7 | | 7=-6x | | -2z-12z-2z+10z=18 | | 5x^2=60x+180 | | 30v^2-19v-63= | | (2x+5)+(x-10)+65=x | | (2x*23)=36 |

Equations solver categories