Question

Find the roots. 2x^2 + 4x - 5 =0

Answer 1

Answer:

$-1\pm\dfrac{\sqrt{14}}{2}$

Step-by-step explanation:

$2x^2+4x-5=0$

Using the quadratic formula:

$x=\dfrac{-4\pm \sqrt{16+40}}{4}=-1\pm\dfrac{\sqrt{14}}{2}$

Hope this helps!