If it's not what You are looking for type in the equation solver your own equation and let us solve it.
D( b )
b = 0
b = 0
b = 0
b in (-oo:0) U (0:+oo)
3/b-1 = 0
3*b^-1 = 1 // : 3
b^-1 = 1/3
-1 < 0
1/(b^1) = 1/3 // * b^1
1 = 1/3*b^1 // : 1/3
3 = b^1
b = 3
b = 3
| 254/2 | | 254/4 | | 150000=210000x | | 0=2x^2-16x-25 | | 4x^2+y^2=6y-8 | | -7x+3=4x+36 | | x+8x/5=39 | | 8x+12=32 | | 9(m^2+1)=9 | | x+7x/4=66 | | 440/0.25 | | 14x+32=234 | | f(26500)=116x^2+689x+3641 | | f(X)=116x^2+689x+3641 | | 60=(4)(10)b | | 440/2/5 | | 42.4=542x | | 2x^2-x+105=0 | | 8x+5=6x-9 | | 3x+16=108 | | 3m/15m^3 | | 10x-7+2x-5=9x-2+2x | | 21x^2+22xy-8y^2=0 | | 3.31/0.22 | | 7(x-4)=-10 | | 4(x-1)+17=5(x+3) | | -1.3=0.7-2y | | 2(y+8)=9y-12 | | 2c-5(c-1)=7-2c | | 80-3m=5m+8 | | 17.28/2.4 | | z^3-4z^2-16z+64=0 |