[EFraction NormalFrac (ERoot (EGrouped [EIdentifier "x",ESymbol Bin "-",ENumber "3"]) (EGrouped [EIdentifier "x",ESymbol Bin "-",ENumber "3"])) (ERoot (EGrouped [EIdentifier "x",ESymbol Bin "-",ENumber "3"]) (EGrouped [ENumber "3",EIdentifier "x"])),ERoot (EIdentifier "x") (ENumber "3")]