If it's not what You are looking for type in the equation solver your own equation and let us solve it.
D( z )
z^8 = 0
z^8 = 0
z^8 = 0
1*z^8 = 0 // : 1
z^8 = 0
z = 0
z in (-oo:0) U (0:+oo)
((z^8)^0*z^1)/2 = 0
z/2 = 0
1/2*z = 0 // : 1/2
z = 0
z in { 0}
z belongs to the empty set
| -6(v+4)+2v+5=7v+11 | | 6(x-5)=2(2x+1) | | -3k+5k-4+3k= | | 6+4(3-x)= | | 10=10x+50 | | 5t+5+(6t-3)=90 | | (y+1/2)=9 | | T=56t-16t^2 | | 2040-140x=500 | | .25(20+4s)-.5(6+2s)= | | 840x^3+3=0 | | 2(3p+2)+3(2p-3)= | | 2(3x+1)=17 | | 6x+2+3x-4=30 | | 4x^2-45x-126=0 | | (8+7i)+(6-6i)= | | 7[7-(-7x-2)]=441x+175 | | 4/3x20 | | 2+3(2y-6)-3(4y+7)-10= | | 4u^2-15u+12=0 | | Y=56t-16t^2 | | 5+20/5-3x2 | | -12b=10 | | 4-2x=-5-x-1 | | s=2*3.14r^2+2*3.14rh | | 2x+3/3-5x | | 6+2i/1+2i | | -51-x+7x=81 | | Z-85=-24 | | 9+4(x+1)=2 | | 100*x/100=12 | | -20y/3*3 |