Which is the least number by which 400 is to be multiplied so that the number obtained
is a perfect square? Also, find the square root of the resulting number.
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Which is the least number by which 400 is to be multiplied so that the number obtained
is a perfect square? Also, find the square root of the resulting number.
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Step-by-step explanation:
multiply 40 with 10 which equals to 400 and 400 is a perfect root will be 20