If it's not what You are looking for type in the equation solver your own equation and let us solve it.
D( y )
y = 0
y = 0
y = 0
y in (-oo:0) U (0:+oo)
4/y-(3/y) = 1/2 // - 1/2
4/y-(3/y)-(1/2) = 0
4/y-3*y^-1-1/2 = 0
1*y^-1 = 1/2 // : 1
y^-1 = 1/2
-1 < 0
1/(y^1) = 1/2 // * y^1
1 = 1/2*y^1 // : 1/2
2 = y^1
y = 2
y = 2
| f(a)=4(a)-3 | | 2*1-7y=17 | | Ln(x+1)=4 | | 0.02x+0.015y=5000 | | 0=1x^2+8x+7 | | y=2*2-13/7 | | y=2*0-13/7 | | y=2x-13/7 | | f(.5)=4(.5)-3 | | 3V+(4.1)=190.4 | | 2x-13/7 | | 2*0-13/7 | | V+V-31.3+V+25.8=190.4 | | h(t)=-16t^2+26t+100 | | V+(V-31.3)+(V+25.8)=190.4 | | h(t)=-16tsquared+26t+100 | | f(-2)=4(-2)-3 | | h(t)=-16t+26t+100 | | f(1)=4(1)-3 | | 4x+12=6x-18 | | 2x+10=4x-20 | | m/15=10/25 | | V+23.4= | | V-33.5= | | 11111= | | (3/4)y=-27 | | 5+5*7+(7-5)2/(6-4)= | | f(x)=9 | | (5X+1)=7(2-x) | | 4x-3x+2=53 | | px=60-0.2x | | b-(2/3)=-(5/6) |