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प्रश्न
Using suitable identities, evaluate the following.
(103)2
मूल्यांकन
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उत्तर
We have,
(103)2 = (100 + 3)2
= (100)2 + 32 + 2 × 100 × 3 ...[Using the identity, (a + b)2 = a2 + b2 + 2ab]
= 10000 + 9 + 600
= 10609
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अध्याय 7: Algebraic Expression, Identities and Factorisation - Exercise [पृष्ठ २३३]
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