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  3. 10th Class
  4. Mathematics

10th Class Mathematics Sample Paper Sample Paper - 4 - Term - 1

  • question_answer
      The value of sec 70° sin 20° + cos 20° cosec 70° = (a) 1                                       (b) 0               (c) 2                                       (d) 3

    Answer:

      (c) holds.


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