Solve the following ,differential equations 5) (1+3y).y' +2yln(1+x)=0. 6) (1+x)yy' x(1+ y+ y)=0. 7) (1-xy+xy )dx...

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Solve the following ,differential equations 5) (1+3y²).y' +2yln(1+x)=0. 6) (1+x²)yy'– x(1+ y+ y³)=0. 7) (1-xy+x²y² )dx = (x² – x'y)dy. 8) (1+e2º)dp+2e2ºd0=0. %3D 9) tan?(x+ y)dx- dy = 0. Solve the following ,differential equations 5) (1+3y²).y' +2yln(1+x)=0. 6) (1+x²)yy'– x(1+ y+ y³)=0. 7) (1-xy+x²y² )dx = (x² – x'y)dy. 8) (1+e2º)dp+2e2ºd0=0. %3D 9) tan?(x+ y)dx- dy = 0.