k^2-4k+12=0

Simple and best practice solution for k^2-4k+12=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 k^2-4k+12=0 equation:


Simplifying
k2 + -4k + 12 = 0

Reorder the terms:
12 + -4k + k2 = 0

Solving
12 + -4k + k2 = 0

Solving for variable 'k'.

Begin completing the square.

Move the constant term to the right:

Add '-12' to each side of the equation.
12 + -4k + -12 + k2 = 0 + -12

Reorder the terms:
12 + -12 + -4k + k2 = 0 + -12

Combine like terms: 12 + -12 = 0
0 + -4k + k2 = 0 + -12
-4k + k2 = 0 + -12

Combine like terms: 0 + -12 = -12
-4k + k2 = -12

The k term is -4k.  Take half its coefficient (-2).
Square it (4) and add it to both sides.

Add '4' to each side of the equation.
-4k + 4 + k2 = -12 + 4

Reorder the terms:
4 + -4k + k2 = -12 + 4

Combine like terms: -12 + 4 = -8
4 + -4k + k2 = -8

Factor a perfect square on the left side:
(k + -2)(k + -2) = -8

Can't calculate square root of the right side.

The solution to this equation could not be determined.

See similar equations:

| 25/100=5/x | | 14/42=22/x | | 0.3/24=x/48 | | ln(2x+1)-ln(x-1)=lnx | | 5x=380-42x | | 6a^2+9a-81=0 | | 6x^2-3x+11=0 | | (2x+1)+(3x-4)=12 | | 10x=100y | | 2x-1/34x-5/5 | | 3p-2q=6 | | 25-3t=4(2t-5)-8t | | c-3=6c-48 | | (x+5)(x+15)= | | 2cos^2x-1=1/2 | | 4x^2-23x+27=0 | | 20n+7=12n | | 5x-13=8x+6 | | (X-5)*(x^2+3)=0 | | Ln(x^2+2x-3)=0 | | 6-10y=-4 | | 9-4p=7 | | h=-16x^2+5x+15 | | 1x+1x+3x+3x=232 | | 2(x+4)+2x=12 | | X^2+7y^2-2x-1=0 | | Xsquare-ysquare/100 | | 5/12=3/4*x | | 3G+4=1 | | Sin(x+0.7)=0.6 | | 1x-4=2x | | 1080=x+(x*0.08) |

Equations solver categories