If it's not what You are looking for type in the equation solver your own equation and let us solve it.
D( m )
m = 0
m = 0
m = 0
m in (-oo:0) U (0:+oo)
3/m = 20 // - 20
3/m-20 = 0
3*m^-1 = 20 // : 3
m^-1 = 20/3
-1 < 0
1/(m^1) = 20/3 // * m^1
1 = 20/3*m^1 // : 20/3
3/20 = m^1
m = 3/20
m = 3/20
| y=-2/3(6)-4 | | 6x-6x-12=-12 | | .5(10x+4)=39 | | -1=10+y | | .15x+5500=x | | 33=2x+13 | | 8x^3+4x^2+12x=0 | | 18y-3x=-128 | | -192=8(6-5p) | | R-20/-28=4 | | 3,12,8= | | x/9-2=11/18 | | 47=6(7x-2)-7(x-5) | | 27k+11=17 | | x-6=-10.5 | | (-4)/(3x-6) | | 5log(x)=15 | | 5-n/-8=-3 | | y=sqrt(1-x^2) | | 6*7+5*10= | | x^2+6x+8=20 | | y=(-4)/(3x-6) | | ln(2x-5)=ln(5)-ln(x-1) | | 24x^2-16n=0 | | 3*9+6*3= | | 2x^2-y=5 | | d=c/314=15.7/314 | | 43=x+3(1-3x) | | 9f^2+9f+1=0 | | (180-(2p+15))+p+(p+15)=180 | | 6*14+4*7+4*7= | | 0.7w=28 |