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Evaluate (1000)^3-(999)^3 using siitable identity |
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Answer» Answer: 2997001 Step-by-step EXPLANATION: a³ - b³ = (a-b) (a²+ab+b²) 1000³ - 999³ = (1000-999) (1000²+1000×999+999²) = (1) (1000000+999000+998001) = (1) (2997001) = 2997001 |
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