InterviewSolution
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valuate by using suitable identities : (1001)3 |
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Answer» (1001)3 = (1000 + 1)3. [ ∵ (x + y)3 = x3 + 3x2y + 3xy2 + y3] = 10003 + 3(1000)2 (1) + 3(1000) (1)2 + 13 = 1000000000 + 3000000 + 3000 + 1 = 1003003001 |
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