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Question

If $alpha beta gamma$ are the roots of $x to the power of 3 end exponent minus x to the power of 2 end exponent minus 1 equals 0$ then the value of $sum fraction numerator 1 plus alpha over denominator 1 minus alpha end fraction$ is equal to

-7
-6
-5
-4

The correct answer is: -5

Related Questions to study

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Statement - 2 : For a cubical equation $a x to the power of 3 end exponent plus b x to the power of 2 end exponent plus c x plus d equals 0 comma$ if b, c and d are non zero real and constant, then we can have only one real value of ‘a’ for which all real roots of $a x to the power of 3 end exponent plus b x to the power of 2 end exponent plus c x plus d equals 0$ are in H.P.

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Statement – 2: The medians of a triangle divide triangle into area wise two equal parts.

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Statement – 1: If the points, A, E, G, F are concyclic then $angle A$ must be acute. because
Statement – 2: The medians of a triangle divide triangle into area wise two equal parts.

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