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10th Class Mathematics Real Numbers Question Bank Real Numbers

  • question_answer
    Given\[a=3-\sqrt{2}\]. and\[b=3+\sqrt{2}\], which of the following is correct?

    A)  a + b is irrational.

    B)  a - b is rational.

    C)  ab is rational.

    D)  \[\frac{a}{b}\]is rational.

    Correct Answer: C

    Solution :

    Not Available


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