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Posted by on Wednesday, January 22, 2014 at 7:27pm.

What is the smallest counting number n so that 375n is a perfect square?

  • Math - , Wednesday, January 22, 2014 at 7:53pm

    = (25)(15)(n)
    = (5x5)(15 x n)

    to have a perfect square, each of my brackets must be a pair of same numbers.
    I need a 15 in my second bracket

    so n = 15

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