How to get solution of quadratic equation in decimal format?

>> solve('2*x^2-4*x+5')

Solving equation gives answer in n/d format. i want anser in decimal foramt how to get it?

ans =

 1 - (6^(1/2)*i)/2
 1 + (6^(1/2)*i)/2

Answer 1

[Walter Roberson]

double(ans)