Respuesta :

-5 +- sq rt of 21/2

Quadratic formula
A= 1 b= 5 c= 1

-b +- sq rt b^2-4ac /2a
-5 +- sq rt 25-4(1)(1) /2

Answer:

Here fam it's actually

x=-[tex]\{\frac{-5+\sqrt{21} }{2} } , {\frac{5+\sqrt{21} }{2} }[/tex]

Step-by-step explanation: