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
2*m^2 = 0
m = 0
m = 0
2*m^2 = 0
2*m^2 = 0
2*m^2 = 0 // : 2
m^2 = 0
m = 0
m in (-oo:0) U (0:+oo)
1/(2*m^2) = 1/m-(1/2) // - 1/m-(1/2)
1/(2*m^2)-(1/m)+1/2 = 0
1/(2*m^2)-m^-1+1/2 = 0
1/2*m^-2-m^-1+1/2 = 0
t_1 = m^-1
1/2*t_1^2-1*t_1^1+1/2 = 0
1/2*t_1^2-t_1+1/2 = 0
DELTA = (-1)^2-(1/2*1/2*4)
DELTA = 0
t_1 = 1/(1/2*2)
t_1 = 1 or t_1 = 1
t_1 = 1
m^-1-1 = 0
1*m^-1 = 1 // : 1
m^-1 = 1
-1 < 0
1/(m^1) = 1 // * m^1
1 = 1*m^1 // : 1
1 = m^1
m = 1
t_1 = 1
m^-1-1 = 0
1*m^-1 = 1 // : 1
m^-1 = 1
-1 < 0
1/(m^1) = 1 // * m^1
1 = 1*m^1 // : 1
1 = m^1
m = 1
m in { 1, 1 }
| 5/3-8x/7=-1/12 | | -5+5x+20= | | 17.5m^2=3.5m*h | | x/2-20/4 | | 2x-7y=12fory | | (x-9/5)+(x+9/2)=7/5 | | 6x+5y=2300 | | -32-7n=-4(4n+8)-n | | -3x^2+6x=-24 | | 4(x+2)-5= | | y/4=y-7/10 | | -4(6x-9)+9=-24x+45 | | Kn+4f=9vforn | | 12-2x/-7 | | v+12=18 | | x/3-6 | | x^2-2xy-48y^2=0 | | 36x^2-85x+9=0 | | X/9-8=13/18 | | 47=w-(8) | | y/4=(y-7)/10 | | x=5+1/x | | 200=1.3x+0.05x^2 | | 21x+2(5)x=15 | | 15m^2=h | | 86=-8(3p-1)+6 | | y^2-40=0 | | r^2+6r+8=10 | | Ax-c=c | | (8xy-y^2+9x^2)-(x^2-4Y^2)= | | 3(x-3)+x=4(x-4)+7 | | 3x+4=3x-6 |