If it's not what You are looking for type in the equation solver your own equation and let us solve it.
D( x )
x^8 = 0
x^8 = 0
x^8 = 0
1*x^8 = 0 // : 1
x^8 = 0
x = 0
x in (-oo:0) U (0:+oo)
(3/(x^8))^2 = 0
9*x^-16 = 0 // : 9
x^-16 = 0
x należy do O
x belongs to the empty set
| 2n-mn+3m-6=0 | | 8(30+-3y)-y=65 | | 5/6*4/3 | | 3h+6s+5j=132 | | 6/7X-7/6x=11/12x-17 | | x+7y=40 | | ab+3c-3b-ac= | | x-2/15=2/25 | | X=15/4 | | 3=logx | | 5y^2-6xy+5x^2-4=0 | | (-3/8)*4/7 | | (2x-3)(x+7)(x)=v | | (2x-3)(x+7)(x)=volume | | (2x-3)(x+7)(x)= | | -1/12x=17/6 | | 7x^3-6x^2+0=0 | | 9x-(2x-14)=38 | | 4(3g-2)-(g+2)+(3g-5)= | | x-5=7y+4 | | 256x^2+y^2=z | | 256x^2+y^2=f(x) | | F(z)=3z^2+5i | | .4x+.4(30)=.2(x+40) | | 3(f-3)=2(f-4) | | ln(x-4)+3=9 | | 5/x=x/7 | | 4=2(k-5) | | 4x-1-5x=5-(x+4) | | 4(2x-1)-5=13 | | 4(2x+1)-5=13 | | 2-(x+5)=-2(3x-1)+6x |