xisequaltonegativebplusorminusthesquarerootofbsquaredminusfouracovertwoa
I think
Day 230 - Friday
xisequaltonegativebplusorminusthesquarerootofbsquaredminusfouracovertwoa
I think
xisequaltonegativebplusorminusthesquarerootofbsquaredminusfouracovertwoa
I think