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10th Class Mathematics Real Numbers Question Bank Case Based MCQs - Real Number

  • question_answer
    Malika picked up \[\sqrt{5}\]and her question was - Which of the following is not irrational?

    A) \[15+3\sqrt{5}\]

    B) \[\sqrt{20}-9\]

    C) \[4\sqrt{129}\]

    D) \[\sqrt{16}\]

    Correct Answer: D

    Solution :

    Here, \[\sqrt{16}=4\]
     4 is a rational number or not  irrational.


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