The value of a for which the sum of the squares of the roots of the equation…

2019

The value of a for which the sum of the squares of the roots of the equation x² − (a − 2)x − a − 1 = 0 assumes the least value is:

  1. A.

    2

  2. B.

    3

  3. C.

    0

  4. D.

    1

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Correct answer: D

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