Question

Solve: 0 = 4x2 − 8x − 5.

Answer 1

use quadratic equation

Answer 2

How do I do that?

Answer 3

a=4; b=-8; c=-5
\[-b \pm \sqrt{b ^{2}-4ac}/2a\]

Answer 4

plug in the #'s and solve..

Answer 5

0.5 and 2.5 ?

Answer 6

i didn't check but yea seems like.. x have 2 values