What should be subtracted from 18246 to get perfect square number? what is this perfect number? also,find its square root.
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21 needs to be subtracted from the no.
18246 – 21 = 18225
sqrt (18225) = 135
Hint:
To find the no. to be subtracted from 18246, find the sqrt of 18146.
It is 135.077. Since we are looking for a perfect square, so square 135.
135 × 135 = 18225
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