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)
4/m-2 = 8/2 // - 8/2
4/m-(8/2)-2 = 0
4/m-4-2 = 0
4*m^-1 = 6 // : 4
m^-1 = 3/2
-1 < 0
1/(m^1) = 3/2 // * m^1
1 = 3/2*m^1 // : 3/2
2/3 = m^1
m = 2/3
m = 2/3
| 81=-9p+13-8p | | 2403=27(p+15) | | 3/7x=6/5 | | 85+(6X+22)+69+(X+37)=180 | | 4(x-5)-8=-4x+8(x-8) | | H=-t^2+6t | | -5r-3=2 | | 4l+4+l=13+t | | ln(5x)-ln(4x+2)=4 | | 6*x=4+4x | | 15/10x/15/10 | | 4x^2+22x+23=-2x+3 | | -4^2-9/-4-16 | | 63r-1+6r=11 | | 11.1x-1.725=-.51(3x-9) | | 8(x-9)+7=8x+6 | | 1.10x+2.35y=294.20 | | Logx^1/4=-2 | | x+r=8-9x+5-70 | | 11k/3=-2 | | (K+4)*(5k-1)=0 | | -9(5+4y)=-34 | | X^14/X^4*X^2 | | 20x^2+6-2=0 | | -0.84/2.1 | | w-27=11.3 | | 90+90+119+(2x+3)=360 | | -6t^2+20t=0 | | 12x^2+22x+10=0 | | y-0.45=-29 | | n/4=-1 | | 105/20 |