If it's not what You are looking for type in the equation solver your own equation and let us solve it.
D( n )
n = 0
n = 0
n = 0
n in (-oo:0) U (0:+oo)
5/n = 20 // - 20
5/n-20 = 0
5*n^-1 = 20 // : 5
n^-1 = 4
-1 < 0
1/(n^1) = 4 // * n^1
1 = 4*n^1 // : 4
1/4 = n^1
n = 1/4
n = 1/4
| 2(x*6)=11(x-1/4) | | 2W+2(3W-6)=52 | | x+3=2(x+9) | | ((10/(-10))^7)^2 | | 4y/3-2y=19/5 | | 9(x-3)=x+11 | | -7/8-x=7/12 | | 10(x+4)-7(x-3)=100 | | p=2(p-3) | | 2x(52-12)-8= | | 3r+2=5r-1 | | =-558*sin(186)*(.002)*sin(186)*(.002)+558*cos(186)*(.002)*cos(186)*(.002) | | (-x-5/-2)-7=2x+8 | | 4(a-8)+14=2(a-6) | | 6y-4x+7z= | | 0.2x-0.2(6-x)=1.4 | | 9b-2b+12-6b= | | 7p+15-5p-10=13p | | 9z+5-7z=23-7z | | 4x^3-2y^2-8=0 | | B(9-2)+6(2-b)= | | 12a-a= | | 5y-2y=-9 | | -4(3x-5)=-2(x-8) | | -16h+3h-19h-4g= | | 1-3x-2lnx=0 | | 55=10+9x | | -2(x+7)=2(3x+9) | | b/15=16 | | 4(x+9)-26= | | 5(x-3)+6=7x+9 | | 3x+2y=98 |