1. x2-10x+y2=c
2. x2-5x+y2=c
3. (y2/2)-10x+y2=c
4. y2=10x+x2+c
x2-10x+y2=c
1. 1+y=c(1-x)
2. (1-x)(1+y) = c
3. (1-y)(1-x)=c
4. (1+x)(1+y)=c
(1-x)(1+y) = c
1. 2x=log[c(1+y2)]
2. x=cy2
3. c(1+y2)=x
4. 2y=log{c(1+x2)
2x=log[c(1+y2)]
1. x2+y2=c
2. x2-y2=c
3. x3-y3=c
4. x3+y3=c
x3+y3=c
1. ey+ex=c
2. e-x=e-y+c
3. ey-x=c
4. ey+x=c
e-x=e-y+c
1. (1/x)-(1/y)=c
2. (1/x)+(1/y)=c
3. x3-y3=c
4. x2-y2=c
(1/x)-(1/y)=c
1. `ey=csinx
2. ey=ccosx
3. ey=ccosecx
4. ey=c.secx
ey=c.secx
1. cy=sinh2x
2. cy=sech2x
3. cy=cosh2x
4. cy=coth2x
cy=cosh2x
1. x+log|1-y|=c
2. y+log|1-x|=c
3. x(1-y)=c
4. y(1-x)=c
x+log|1-y|=c
1. 2x+2y=c
2. 2x-2y=c
3. 2x-y=c
4. 2x+y=c
2x-2y=c