Q3 of 78 Page 14

Mark the Correct alternative in the following:
If a, b are the roots of the equation , then

from the given equation sum of roots a + b = - 1

Product of roots ab = 1

Given a² + b²

= 1 – 2

= - 1.

Mark the Correct alternative in the following:

The complete set of values of k, for which the quadratic equation has equal rots, consists of

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For the equation , the sum of the real roots is

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If α, β are roots of the equation , then 1/α + 1/β is equal to

Mark the Correct alternative in the following:

The values of x satisfying are

Mark the Correct alternative in the following:If a, b are the roots of the equation , then