Photos Y SIN X COS 3X

< Previous photo
Photo - 59
Next photo >
Y sin x cos 3x. (X^2+XY−Y^2)DX+(2xy-x^2)dy=0; y(1) = 0. Z=X^2*cos(x)+y^2*sin(2x). XY^2y'=x^2+y^3. (2-3x^2y^2)DX+(Y^3-2yx^3)dy=0.
(X^2+XY−Y^2)DX+(2xy-x^2)dy=0; y(1) = 0. Z=X^2*cos(x)+y^2*sin(2x). XY^2y'=x^2+y^3. (2-3x^2y^2)DX+(Y^3-2yx^3)dy=0.

See also