find the least number to be subtracted from 3140 sq root of the perfect sq obtained
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3140
55^2 =3025
56^2= 3136
57^2= 3249
So 3136 is nearest ps
Ie 4 must be subtracted
55^2 =3025
56^2= 3136
57^2= 3249
So 3136 is nearest ps
Ie 4 must be subtracted
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