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^3 = 0
n^3 = 0
n^3 = 0
1*n^3 = 0 // : 1
n^3 = 0
n = 0
n in (-oo:0) U (0:+oo)
n^3*(1-(4/(n^3)))^2 = 0
n^3*(1-4*n^-3)^2 = 0
( 1-4*n^-3 )
-4*n^-3 = -1 // : -4
n^-3 = 1/4
-3 < 0
1/(n^3) = 1/4 // * n^3
1 = 1/4*n^3 // : 1/4
4 = n^3
n^3 = 4 // ^ 1/3
n = 4^(1/3)
( n^3 )
1*n^3 = 0 // : 1
n^3 = 0
n = 0
n in { 0}
n in { 4^(1/3), 4^(1/3) }
| 5r^2-17r+6=0 | | -10y+8-y+14=33 | | ln(x+4)=4 | | 2(2+x)=0 | | f(x)=ln(x^3-7) | | 12x-7(x-8)=-35 | | 4(2x-3)-9x=14 | | 10x+20(x-2)=5x+15(x-3) | | f(x+9)=x^2+6x-7 | | 6(9-3)=7 | | 5(x+3)-9x=11 | | 3(2-3x)=-4 | | 34x-20(x+2)=7x-4(x-7) | | 13x-176=99-88x | | 3=5+7 | | x-1+5x=13 | | 12=9y+3x | | (2x-1)+(3x+2)=103 | | 5y+4x=-0 | | 12a-7a-2a= | | 14=7x-6y | | 103=(2x-1)+(3x+2) | | c-2=4c+14 | | 3n-7=5n-10 | | 4x^3-16x+4=0 | | 30-1=12 | | f(x)=2x^2+13x+21 | | 8b-6=26 | | x^2+8x+41= | | -1.6=2h+12 | | 6x+8-9y=7y+1 | | 4x-28=7x+5 |