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10th Class Mathematics Sample Paper Sample Paper - 3 - Term - 1

  • question_answer
      7 x 11 x 13 + 13 = (7 x 11 + 1) x 13 =78 x 13 = 2 x 3 x 132 = a composite number ( factors are 2, 3, 13) 7 x 6 x 5 x 4 x 3 x 1 = 23 x 32 x 5 x 7 = A composite number (Factors are 2, 3, 5, 7)

    Answer:

      Explain why and are composite numbers.


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