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Evaluate the following using suitable identity
102 x 103
Given,
102x103=
Using the identity
(x + a)(x + b) = x2 + (a+b)x + ab
102 x 103 = (100 + 2)(100 + 3)
= 1002 + (2+3)100 + 3x2
= 10000 + 500 + 6
= 10,506 Answer
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