Question

    Find the smallest number by which 6300 must be

    multiplied to make it a perfect square.
    A 6 Correct Answer Incorrect Answer
    B 12 Correct Answer Incorrect Answer
    C 7 Correct Answer Incorrect Answer
    D 15 Correct Answer Incorrect Answer

    Solution

    To find the smallest number by which 6300 must be multiplied to make it a perfect square, we need to factorize 6300 and adjust the powers of prime factors to be even.

    Now all powers are even ⇒ perfect square

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