Question

calculate (997)^2 using algebraic identites​

Answer 1

Step-by-step explanation:

❇ TO SOLVE ❇

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(997)² using algebraic

identities

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❇ IDENTITY USED ❇

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(a-b)² = a²-2ab+b²

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(997)²

=> (1000-3)²

=> (1000)²-2×1000×3+(3)²

=> 1000000-6000+9

=> 1000000-5991

=> 994009

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