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)
11/N = 121 // - 121
11/N-121 = 0
11*N^-1 = 121 // : 11
N^-1 = 11
-1 < 0
1/(N^1) = 11 // * N^1
1 = 11*N^1 // : 11
1/11 = N^1
N = 1/11
N = 1/11
| 75=y/3 | | 2(3a+b)-2(a-b)= | | Y-10+8=11 | | 2m+16=-39 | | 5y+17=62 | | 5(n+4)=5n+4 | | 4k4/7k | | 108=(n-2)*180 | | 3x+20+7x-20=180 | | 2x^2-x^2-25=0 | | -5/8w=-20 | | -2y=6/7 | | -5=-25.55 | | -7/5x=-28 | | c=38.43+0.25x | | 15=-5/9y | | 7*log(3*x)+3*log(5*x)=15 | | c(2b+5)= | | 1+tanx=0 | | cos(20)=7/x | | d-13=2 | | -(2x-7)-4x+6= | | -11y=15 | | 2(8q-5)=5(3y-2) | | (n-2)*180=540 | | -11=7+4x | | -11.2+5y=1.3 | | x+3=x(x+3) | | 14/6=x/18 | | -x=7+4x | | 7/6=21/x | | 9x+7(-2x-3)=-24-2x |