(i)
Let us consider,
By using the formula,
So,
Discriminate,
∴ Roots are not real.
(ii)
Let us consider,
By using the formula,
So,
Discriminate,
∴ Roots are real and distinct.
So,
∴ Value of x =
(ii)
(ii)
(i)
Let us consider,
By using the formula,
So,
Discriminate,
∴ Roots are not real.
(ii)
Let us consider,
By using the formula,
So,
Discriminate,
∴ Roots are real and distinct.
So,
∴ Value of x =