k^2-k-20/18

Simple and best practice solution for k^2-k-20/18 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-k-20/18 equation: 


k in (-oo:+oo)

k^2-k-(20/18) = 0

k^2-k-10/9 = 0

k^2-k-10/9 = 0

DELTA = (-1)^2-(-10/9*1*4)

DELTA = 49/9

DELTA > 0

k = ((49/9)^(1/2)+1)/(1*2) or k = (1-(49/9)^(1/2))/(1*2)

k = 5/3 or k = -2/3

k in { -2/3, 5/3 }

See similar equations:

| 5z^2-13z-6=0 | | w=3-9 | | 28-(-14)=k | | 3/4x+2=5/4x-6 | | 90-43=g | | 27*3(x+1)=1 | | 0=y/3-3 | | 5y^2-27y-56=0 | | c=-9-3 | | x-68=122 | | 96/6+2 | | (n-9)*5=15 | | 96/8+2 | | 5-(-6)=p | | -100=12y-4 | | 14=96/x+2 | | z^8=0 | | z^8-i=0 | | d=82+(-14)+(-35) | | 9x^2+25y^2-90x+100y+100=0 | | 3x-29=2x+120 | | 47+(-29)=y | | 6+6=a | | v=-5+5 | | 29x+29x+22x=3000 | | -4+9=s | | 15=-3/2u | | 100x+100x+75.8x=3000 | | 3x-16=2x+16 | | 5x^2-32x=-12 | | z^2-5z=6 | | (13/11)^4-x=11/13 |

Equations solver categories