The equation has all its roots |
|||||||

a) |
Positive |
b) |
Real |
c) |
Imaginary |
d) |
Negative |

The equation has all its roots |
|||||||

a) |
Positive |
b) |
Real |
c) |
Imaginary |
d) |
Negative |

1 Answer - 5876 Votes

3537

**(b)**

The given equation is

Let be its discriminant. Then,

So, roots of the given equation are real