Question

Find the nature of roots for equation 2xsquare - root5x2=0.​

Answer 1

2x2+5x+5=0

This is of the form 

ax2+bx+c=0,

where

 a=2,b=5,c=5

Therefore,D=b2−4ac=25−40=−15<0Therefore, the equation has no real roots

Answer 2

Answer:

Solution : b2 – 4ac = 5 – 4 × 2 × (–2) = 21 Therefore, the roots are RelatedRead more on Sarthaks.com - https://www.sarthaks.com/117910/find-the-roots-of-the-quadratic-equation-2x-2-5x-2-0-using-the-quadratic-formula