Question

evaluate using suitable identity (999)³​

Answer 1

Answer:

997,002,999

Explanation:

999³

= (1000 - 1)³

= 1000³ - 1³ - 3*1000²*1 + 3*1000*1²

= 1,000,000,000 - 1 - 3,000,000 + 3000

= 997,002,999

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