1.

`x(dy)/(dx)-y=2sqrt(y^2-x^2)`

Answer» Correct Answer - `y+sqrt(y^(2)-x^(2))=C|x|^(3)`
`int1/(sqrt(v^(2)-1))dv=int2/xdx rArr log|v+sqrt(v^(2)-1)|=2log|x|+log|C_(1)|`.


Discussion

No Comment Found