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Tamil Nadu Board of Secondary EducationHSC Science Class 12

Choose the correct alternative:If α, β and γ are the zeros of x3 + px2 + qx + r, then ∑1α is - Mathematics

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Question

Choose the correct alternative:
If α, β and γ are the zeros of x3 + px2 + qx + r, then `sum 1/alpha` is

Options

  • `- "q"/"r"`

  • `- "p"/"r"`

  • `"q"/"r"`

  • `-"q"/"p"`

MCQ

Solution

`- "q"/"r"`

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Polynomials with Additional Information
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Chapter 3: Theory of Equations - Exercise 3.7 [Page 127]

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Samacheer Kalvi Mathematics - Volume 1 and 2 [English] Class 12 TN Board
Chapter 3 Theory of Equations
Exercise 3.7 | Q 4 | Page 127
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