Question

    Which of the following number is rational number?

    A √8 Correct Answer Incorrect Answer
    B √21 Correct Answer Incorrect Answer
    C √49 +√121 Correct Answer Incorrect Answer
    D √29 Correct Answer Incorrect Answer

    Solution

    rational means it should be in the form of p/q  Option 3 which gives us 7+11=18, which can be written  in the form of p/q form so, option 3 is right answer.           

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