For the expression StartFraction 15 x cubed + 25 x squared + 5 x + 2 Over (5 x squared + 1) squared EndFraction, which sum represents the correct form of the partial fraction decomposition? StartFraction A Over 5 x squared + 1 EndFraction + StartFraction B Over (5 x squared + 1) squared EndFraction
StartFraction A x + B Over 5 x squared + 1 EndFraction + StartFraction C x + D Over (5 x squared + 1) squared EndFraction
StartFraction A Over (5 x squared + 1) squared EndFraction + StartFraction B Over (5 x squared + 1) squared EndFraction
StartFraction A x + B Over (5 x squared + 1) squared EndFraction + StartFraction C x + D Over (5 x squared + 1) squared EndFraction