Question

2x^2+7x-1=0 idk how to do this because i was sick for 2 days! :(

Answer 1

I don't see a way to factor it.
Try the Quadratic Formula

Answer 2

when my techer waas doing it i was out of school...idk how to do it.... :/

Answer 3

she never showed me, even tho i asked her to help me!

Answer 4

\[x_{1,2}=\frac{ -b \pm \sqrt{b ^{2}-4ac} }{ 2a }=\frac{ 7\pm \sqrt{49+8} }{ 4 }=\frac{ 7\pm \sqrt{57} }{4 }\]