`(1+x^(2))dx+(1+y^(2))dy=0`

Solve the following differential equations. sqrt(1+x^(2))dx +sqrt(1+y^(2))dy=0

Which of the following equation is linear? sqrt(1-x^(2))dx+sqrt(1-y^(2))dy=0

x(1+y^(2))dx-y(1+x^(2))dy=0

Solve x(1+y^(2))dx-y(1+x^(2))dy=0

x(1+y^(2))dx+y(1+x^(2))dy=0 at (0, 0)

Solve the differential eqaution x(1+y^(2))dx-y(1+x^(2))dy=0, given that y=0 when x=1

Solve the differential equation x(1+y^(2))dx-y(1+x^(2))dy=0, given that y=0, when

Find the order the degree, if defined, of the following differential equation and state whether they are linear or non-linear : sqrt(1-x^(2))dx+sqrt(1-y^(2))dy=0 .