find 103 ^2 with suitable identity
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Hope this helps!!
Cheers!!
Cheers!!
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HI
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(103)²
(100 + 3)²
using (a + b )² = a² + b² + 2ab
10000 + 9 + 2*100*3
10000 + 9 + 600
10609
----------------------
(103)²
(100 + 3)²
using (a + b )² = a² + b² + 2ab
10000 + 9 + 2*100*3
10000 + 9 + 600
10609
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