If it's not what You are looking for type in the equation solver your own equation and let us solve it.
D( n )
n = 0
n = 0
n = 0
n in (-oo:0) U (0:+oo)
-1.5/14.7 = -5/n // + -5/n
-(-5/n)-1.5/14.7 = 0
5*n^-1-1.5/14.7 = 0
5*n^-1 = 0.10204082 // : 5
n^-1 = 0.02040816
-1 < 0
1/(n^1) = 0.02040816 // * n^1
1 = 0.02040816*n^1 // : 0.02040816
49.00000784 = n^1
n = 49.00000784
n = 49.00000784
| 4sinx=2sin+1.41 | | 3x-3+40=1 | | (3g-2)(g-3)= | | x^(1/2)=x-2 | | 2x+5=10x+25 | | 40x+(1.5x(11))=378.55 | | 7x^2-1=50x-8 | | 2(x^2+3x-378)=0 | | sqrt(x)=x-2 | | 8(-6)+9+4(-6)-3(-6)+(-2-6)-(-5)= | | -16t^2+20t-4=0 | | 180=2x+y | | -2.4/10.5=-8/n | | 16t^2+20t-4=0 | | 6x-20+6=22 | | 2b^3/9c×6c^3/b^4c | | -30/6=15/n | | 21+5a=8a | | x/6=5/7 | | 7.8x+2=2.4x+19.28 | | 6x^2-8x=2x+4 | | (64/125)6(-4/3) | | 6.4x=32 | | 2x-9+5=28 | | 100+x^2=676 | | N/10-40/25 | | 22.5=.8x^2+12x | | ln(8x^3)=14 | | 4x^2+24x+138=0 | | 2(6x+4)-3x=3(3x+4)-13 | | 5x+3(3x+7)=10 | | 12x+12(5x+10)=5(4) |