find the square of 38 without actual multiplication Please answer me fast
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Answered by
6
=38×38
=2×19×2×19
=1444
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Answered by
2
6 square=36
7 square =49
38 lies between 36 and 49
49-36=13
38-36 = 2
Corrections 2/13 = .16
There
Square root 38is 6.16
But we nee 38 square
(40-2)^2 = 1600+4 -160
1604-160 = 1444
7 square =49
38 lies between 36 and 49
49-36=13
38-36 = 2
Corrections 2/13 = .16
There
Square root 38is 6.16
But we nee 38 square
(40-2)^2 = 1600+4 -160
1604-160 = 1444
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