calculate (997)^2 using algebraic identites
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Step-by-step explanation:
❇ TO SOLVE ❇
_____________
(997)² using algebraic
identities
_____________
❇ 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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