If it's not what You are looking for type in the equation solver your own equation and let us solve it.
D( x )
a^7*((5*a^-9*b^5)/13)*b^-5 = 0
a^7*((5*a^-9*b^5)/13)*b^-5 = 0
a^7*((5*a^-9*b^5)/13)*b^-5 = 0
5/13*a^-2 = 0
x należy do R
x belongs to the empty set
(a^7*((5*a^-9*b^5)/13)*b^-5)^0 = 0
x belongs to the empty set
| 25-3x-21=0 | | 25-3x=21 | | 4y/7-6/7 | | 4y/7-67 | | x=2405/48/50/7 | | ×=2405/48/50/7 | | 272-3+15=-X | | 0.9(a+1)=0.1(a+9) | | 4+2i=16x+4yi | | [15c^-7d^3/35c^5d^7]^-3 | | 11X-(8x-7)=19 | | 4y+30=2(3y-10) | | w^2=-10-7w | | x^4+4x^3-17x^2-20x+60=0 | | 5/11/4=36/x | | f(x)=0.01(2.52) | | (17x^2-18)^1/3 | | 9+4i= | | x/0.22=0.5/0.7 | | -3+4i= | | d^2+14d+49= | | 2x-9(-3)=9 | | s^2-15s+50= | | 2x-(-27)=9 | | 2x-0=9 | | 32x^2=100 | | -2.7(y-0.5)=2.3(y+1) | | 5y=y+17 | | 24x-0=360 | | =2-7 | | 12-2+10-14= | | 14y^2+9y-5= |