Question

What is the quadratic formula?

Answer 1

\[\frac{ -b \pm \sqrt{b^2-4ac} }{ 2a }\]

Answer 2

Yeah that. ^

Answer 3

I'm trying to prove it to my brother; once he hears it from you he will understand how wrong he is.

Answer 4

Where \[\sqrt{b^2 - 4ac}\] is the discriminant.

Answer 5

A medal for agupta! Hold on..........

Answer 6

Thank you guys!

Answer 7

Good luck proving your brother, lol.

Answer 8

He believes me now!

Answer 9

Thanks again!