Which sum is equal to the expression StartFraction negative 5 x cubed + 2 x squared + 9 x + 2 Over (x squared + 2) squared EndFraction?
StartFraction A Over x squared + 2 EndFraction + StartFraction B x + C Over (x squared + 2) squared EndFraction
StartFraction A Over (x squared + 2) squared EndFraction + StartFraction B x + C Over (x squared + 2) squared EndFraction
StartFraction A x + B Over x squared + 2 EndFraction + StartFraction C x + D Over (x squared + 2) squared EndFraction
StartFraction A x + B Over (x squared + 2) squared EndFraction + StartFraction C x + D Over (x squared + 2) squared EndFraction
