Question

Quadratic Formula question :( Will medal <3

Answer 1

\[-2\pm \sqrt{2^2}-4(1)(-4) /2\]

Answer 2

This is so aggravating. The answer is \[-1\pm \sqrt{5}\] but idk how to get it.

Answer 3

All you have todo is solve what's under the sqrt

Answer 4

DO you get it ?

Answer 5

I know that, I just don't know what else to do. Im stuck at the sqrt of 20

Answer 6

Ok so you know quadratic formula right?

Answer 7

Yes I already plugged it in!

Answer 8

just solve it. where are you stuck?

Answer 9

\[-2\pm \sqrt{20}/2\]