The value of for which the sum of the squares of the roots of the equation assumes the least value, is |
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a) |
0 |
b) |
1 |
c) |
2 |
d) |
3 |

The value of for which the sum of the squares of the roots of the equation assumes the least value, is |
|||||||

a) |
0 |
b) |
1 |
c) |
2 |
d) |
3 |

1 Answer

127 votes

**(b)**

Let and be the roots, then

and

Now,

Thus, the minimum value of is 5 at

127 votes

127