# 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

## Question ID - 103292 :- 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

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Answer Key : (b) -

(b)

Let and  be the roots, then

and

Now,

Thus, the minimum value of  is 5 at

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 The amplitude of  is a) b) c) d)

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