Question

`2x^2-5sqrt2x+4=0` 

 

 

Answer 1

`2x^2-5sqrt2x+4=0` 

Here, 

a=2, 

b=`-5sqrt2` 

`c=4` 

Discriminant D is given by: 

=`(-5sqrt2)^2-4xx2xx4` 

=`(25xx2)-32` 

=`50-32` 

=`18`