If it's not what You are looking for type in the equation solver your own equation and let us solve it.
D( u )
u^3 = 0
u^3 = 0
u^3 = 0
1*u^3 = 0 // : 1
u^3 = 0
u = 0
u in (-oo:0) U (0:+oo)
4*u^5+(8*u^8)/(u^3) = 0
12*u^5 = 0 // : 12
u^5 = 0
u = 0
u in { 0}
u belongs to the empty set
| 35=-5(-10+k) | | 2x+4=48 | | 4/7m+18-2/7m | | 5-3(6-7m)=8m+39 | | l-3nl-2=7 | | 22=x/8+6 | | 6.9t+15=-4.9t^2+26t | | 5x^2-28x-2=0 | | 2x-5x+3=-x | | -24r=456 | | 49-7x=7(7-x) | | 9.3h=9.3 | | 2x(5x+5)= | | 1/7+5/7= | | 2x=-2(x-3) | | 27h^2-72h+48=0 | | 3(2x+1)=4(x-2) | | 0=-9(b+5) | | -44=-3k | | 8w+5=10w-3 | | -9r+10=-89 | | [(27h)(27h)]-72h+48=0 | | -21=1-2x | | 0.93x+2=x-0.1 | | 8+3x=12x | | 10=5x+2-3x | | f/5-3 | | 4x-10-8+2x=0 | | (-15)(-2)= | | -22/11= | | 8x+9=8(x+9) | | 4y-70=12y+1 |