If it's not what You are looking for type in the equation solver your own equation and let us solve it.
D( a )
a^5 = 0
a^5 = 0
a^5 = 0
1*a^5 = 0 // : 1
a^5 = 0
a = 0
a in (-oo:0) U (0:+oo)
(a^9)/(a^5) = 0
1*a^4 = 0 // : 1
a^4 = 0
a = 0
a in { 0}
a belongs to the empty set
| 2(y-9)=3y-4 | | -n^2-7n-10= | | p-11=-11 | | 38+7k=8 | | 4x^2+44x+121=0 | | 3(5-10)=x-4 | | 5=30b | | 12=-3(2x+2) | | (A+b)x=a+b | | 3(x-9)+4=8(4-8x) | | q^2-6q+35= | | -6x+17=3(1+x)-9x | | 6=4y-3y+2 | | 2k+7k=45 | | 3u^2+16u+5=0 | | 3+v=1 | | 79(y-50)=y-25 | | (6-3i)+(5+4i)=0 | | 4x^2+12x-72= | | 2z+2z-3z=12 | | 12=-3(2x-2) | | 49x^2+49x-8=0 | | 2x^3-12x^2=14x | | 42x-12=-10-7x | | 7x-4=-171 | | 6b^2-13b+13=0 | | -6j+15j=-9 | | 3(x+5x)=104 | | -8b+20b+6=-18 | | 2-[x-(3-2x)]=4 | | x^2+9xy+8y^2= | | 9x-8x+7=-10 |