6k^2-19k+5=0

Simple and best practice solution for 6k^2-19k+5=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 6k^2-19k+5=0 equation:


Simplifying
6k2 + -19k + 5 = 0

Reorder the terms:
5 + -19k + 6k2 = 0

Solving
5 + -19k + 6k2 = 0

Solving for variable 'k'.

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

Divide each side by '6'.
0.8333333333 + -3.166666667k + k2 = 0

Move the constant term to the right:

Add '-0.8333333333' to each side of the equation.
0.8333333333 + -3.166666667k + -0.8333333333 + k2 = 0 + -0.8333333333

Reorder the terms:
0.8333333333 + -0.8333333333 + -3.166666667k + k2 = 0 + -0.8333333333

Combine like terms: 0.8333333333 + -0.8333333333 = 0.0000000000
0.0000000000 + -3.166666667k + k2 = 0 + -0.8333333333
-3.166666667k + k2 = 0 + -0.8333333333

Combine like terms: 0 + -0.8333333333 = -0.8333333333
-3.166666667k + k2 = -0.8333333333

The k term is -3.166666667k.  Take half its coefficient (-1.583333334).
Square it (2.506944447) and add it to both sides.

Add '2.506944447' to each side of the equation.
-3.166666667k + 2.506944447 + k2 = -0.8333333333 + 2.506944447

Reorder the terms:
2.506944447 + -3.166666667k + k2 = -0.8333333333 + 2.506944447

Combine like terms: -0.8333333333 + 2.506944447 = 1.6736111137
2.506944447 + -3.166666667k + k2 = 1.6736111137

Factor a perfect square on the left side:
(k + -1.583333334)(k + -1.583333334) = 1.6736111137

Calculate the square root of the right side: 1.293681226

Break this problem into two subproblems by setting 
(k + -1.583333334) equal to 1.293681226 and -1.293681226.

Subproblem 1

k + -1.583333334 = 1.293681226 Simplifying k + -1.583333334 = 1.293681226 Reorder the terms: -1.583333334 + k = 1.293681226 Solving -1.583333334 + k = 1.293681226 Solving for variable 'k'. Move all terms containing k to the left, all other terms to the right. Add '1.583333334' to each side of the equation. -1.583333334 + 1.583333334 + k = 1.293681226 + 1.583333334 Combine like terms: -1.583333334 + 1.583333334 = 0.000000000 0.000000000 + k = 1.293681226 + 1.583333334 k = 1.293681226 + 1.583333334 Combine like terms: 1.293681226 + 1.583333334 = 2.87701456 k = 2.87701456 Simplifying k = 2.87701456

Subproblem 2

k + -1.583333334 = -1.293681226 Simplifying k + -1.583333334 = -1.293681226 Reorder the terms: -1.583333334 + k = -1.293681226 Solving -1.583333334 + k = -1.293681226 Solving for variable 'k'. Move all terms containing k to the left, all other terms to the right. Add '1.583333334' to each side of the equation. -1.583333334 + 1.583333334 + k = -1.293681226 + 1.583333334 Combine like terms: -1.583333334 + 1.583333334 = 0.000000000 0.000000000 + k = -1.293681226 + 1.583333334 k = -1.293681226 + 1.583333334 Combine like terms: -1.293681226 + 1.583333334 = 0.289652108 k = 0.289652108 Simplifying k = 0.289652108

Solution

The solution to the problem is based on the solutions from the subproblems. k = {2.87701456, 0.289652108}

See similar equations:

| 6x-6y-2=0 | | y=x^2-10x-15 | | 2x^2+2x-10=101 | | 9m+2p=28 | | 4(3x+2)+3(2x+3)=7(2x+5)+28 | | 2x+46+2x+14+x+20= | | 6x-10-2x-5= | | 9x+.99999999999999999999999999999999999999999999999999999999999999=10 | | 9x+.9999999=10 | | 5(2X-3)-4x=3(x-8)+63 | | 2(3+-6)=21t+7 | | 7c-8b+2c= | | 3(x+2)+(2x-1)=x+5 | | cosx+x-2=0 | | 3(3a-9)+18a= | | X+2y=5y-1x | | 0.1x+0.01x=1.21 | | 8ln(x)=8.84 | | 8.84ln(x)=8.84 | | 7(2x-1)=8(3x+1) | | 0.2x+0.7x=7.2 | | (120/-30/)100 | | 2(4+3x)=3(1+x) | | 13x^2+a(x+1)-2(x+3)(x+2)=0 | | 2x^6y^8/6x^6y^3= | | 1/2*147*196 | | 9x^5y(2x^4+x^2y^4-7y^5)= | | x=0.333333333y | | 100+k=241 | | 3w^2-27w+60=0 | | a+67=23 | | -10=-4x-8 |

Equations solver categories