Solution:
Given,Quadratic equation is,
= 0
Take square root both side,
So, the roots are, and
Now, sum of the roots of quadratic equation
.
Product of the roots of quadratic equation
.
Now, the sum of roots which we have obtained,
Product of roots,
So, we have verified the given condition.
So, the roots of the given equation are, and
Hence, option 3 is correct.