[" If "e^(y)+xy=e" ,the ordered pair "((dy)/(dx),(d^(2)y)/(dx^(2)))" at "x=0" is equal "],[[" (a) "((1)/(e),(1)/(e^(2)))," (b) "((1)/(e),-(1)/(e^(2)))],[" (c) "(-(1)/(e),(1)/(e^(2)))," (d) "(-(1)/(e),-(1)/(e^(2)))]]