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 = 0
z = 0
z = 0
z in (-oo:0) U (0:+oo)
(0.1*z)/z = 0
0.1 = 0
z belongs to the empty set
z belongs to the empty set
| n/2-9=10 | | 4K=12k^2 | | 5-1/x-4/x^2=0 | | 0=1(1)+b | | 6-3u=9 | | -6+5n=7(-6+8n+3) | | x^4+4x^3-12x^2-32x-8=0 | | 5m-7=95 | | (5w-9)(3-w)=0 | | 19=4x+7 | | 5m+2n+9m+4n= | | .33x=.25x+4 | | −9−1/5x | | -281=t/24-301 | | 4(3x-9)=30 | | 3x-15=3*4-9 | | 0=x^2+13x+36 | | 2=-6-j | | -307=p/22-318 | | 1/8w=3 | | 4secx=0 | | 2d+19=17 | | 17(n-930)=850 | | 10x+x^2=0 | | 4-6w=10 | | 5/9a+45=5(81+a)/9 | | 10-5+5+3x+2x=0 | | y^2+99y+620=0 | | 4sec(x)=0 | | 6=5(2)+b | | y-1=2x-5 | | 8q+7=8 |