Ais. y x+y-a dy 12. x+y+a ans. (b-a) log {(r +y)- ab} =2 (r-) +c x+y-b dr x+y+b s. . dyldx = cos (x+y). |gorakhpur 2005] ans. x+ c = tan {(+y/2}

AIs. y x+y-a dy 12. X+y+a Ans. (b-a) log {(r +y)- ab} =2 (r-) +c x+y-b dr X+y+b s. . dyldx = cos (x+y). |Gorakhpur 2005] Ans. x+ c = tan {(+y/2}