Question

what should be subtracted from 15628 to get a perfect square

Answer 1

First we need to find out the number which when squared gives the value near to 15628. . Here are the three numbers 124,125,126

124*124 =15376

125*125= 15625

126*126= 15876

From the values above, we can see 15376 and 15876 are not the numbers of our concern. Hence it is 15625 which when subtracted from 15628 will give 3. Also it is the perfect square of 15625..

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