If it's not what You are looking for type in the equation solver your own equation and let us solve it.
D( i )
-i = 0
-i = 0
i = 0
i in (-oo:0) U (0:+oo)
3/(-i) = 0
-3*i^-1 = 0 // : -3
i^-1 = 0
i należy do O
i belongs to the empty set
| -61y+xy=82-jv | | xy-61y=82-jv | | tan(X)=1.73 | | m-m= | | tanx=1.733 | | 14n+5=39n | | (w-5)(wx^5)=0 | | retail=5.99 | | (2x^2-4)+(4x^2+8x)+(-9x+7)= | | 5x-1+4=2x+3+3x | | (x-2)(x-3)(x+4)(x+6)-10x^2= | | (2x^2)+(4x^2+8x)+(-9x+7)= | | 13.6y=6.2y+30 | | 2+89+78+1097+1956= | | 4x+3-2=4x-1 | | -7=/2×-9 | | 32x+4-2(1-4x)=10+8x | | (9p)(3q-9)=0 | | 25(600-.6y)+15y=15000 | | 25x+15y=15000 | | 1.3x=4.2 | | -3k-(18)=-27 | | [(x*2+10)*0.5]-x=5 | | 26cm/s | | x=-0.125+2.375y | | f(n+1)=5f(n) | | 2(5t-6)=20t+7 | | y-7=1/.5(x-7) | | 10x+y-1=2(10y+x-1) | | x^2+10x=155 | | 10x+y=10y+x | | 2(4t-6)=15t+8 |