[" (a) "y],[" 37amen "744" men "ydx-(x+2y^(2))dy=0" and "2414" an "(1)/(69)(7)/(6)],[" (a) "2y^(3)+cy=xquad " (b) "2y^(2)+c=xquad " (c) "2y^(3)+c=xquad " (d) "2y^(2)+cy=x]