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10th Class Mathematics Sample Paper Sample Paper - 5 - Term - 1

  • question_answer
      Verify that 1, 2 are the zeroes of cubic polynomial 2x3 + x2 - 5x 4- 2. Also verify that relationship between the zeroes and their co-efficient.

    Answer:

      (i) Let is zero fo p(x) is zero of p (x) is zero fo p(x) From (2), (3), (4), we have , 1, -2 are the zeroes of p(x) = 2x3 + x2 - 5x + 2 Let   Also Also   result is verified.


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