If it's not what You are looking for type in the equation solver your own equation and let us solve it.
D( x )
cos(15) = 0
cos(15) = 0
cos(15) = 0
t_1 = cos(15)
cos(15) = 0
t_1 = 0
x należy do R
x in (-oo:+oo)
x belongs to the empty set
tan(15) = x/50
x belongs to the empty set
| y^2-x-16=0 | | tan(50)=x/50 | | -4(5b+3)=68 | | r+30=50 | | 9+5z=19 | | 8+(t+8)+t=u | | tan15=x/50 | | x^12+x^11+x^10-x^9= | | 7x-(7+3x)= | | 76/12=x | | x^2=0.4489 | | 6n-18=0 | | 8x-3x=x-8 | | v+18=20 | | (a+3)(a-1)= | | 0.004x^3=6741 | | 4(372-6y)+12y=780 | | (s+3)+(s+3)=u | | 78*(X+200)+72*(X-200)+10X=9600000 | | 58.82352941*5.50=x | | -4(3x-2)=-12x-8 | | 58.82352941*5.50= | | (s+3)+(s+3)=yu | | 12x-11=11x-20 | | 2.35-0.75x=8.30 | | 2+13x=21 | | 10/2=5X/2 | | 3m^2+2m-21=0 | | 2x-15+x+25=4x-20 | | 144=k(8)(-54) | | m^2-10m-96=0 | | x+(x*.19)=109 |