Question

Solve for x, where x is a real number.
2x^2 + 5x - 8 = 0

Answer 1

use the quadratic formula

Answer 2

I am doing that

Answer 3

I used the quadratic equation and got \[-5 + or - \sqrt{89} / 4\]

Answer 4

so square root \[\sqrt{89}\]

Answer 5

I got that too

Answer 6

it is 9.4
then do
so the first x is 1.1
then the second x is -3.6
when you do a quadratic you are finding 2 answers for x
it is the two points that intercept the x axis on a parabola