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प्रश्न
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(10 + y)2
योग
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उत्तर
(10 + y)2
Using the identity (a + b)2 = a2 + 2ab + b2
= (10)2 + 2 × 10 × y + (y)2
= 100 + 20y + y2
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अध्याय 15.5: Miscellaneous Problems : Set 2 - Exercise [पृष्ठ १००]
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