25rYhjuXa2aiCpY1AxPDXbWzvNghRV7GzywUFv5Fpump
(-b±√(b²-4ac))/(2a) isn't on the curated arena yet, but anyone can pick it as one of their five each round.
https://ape.talkabout.today/t/25rYhjuXa2aiCpY1AxPDXbWzvNghRV7GzywUFv5Fpump