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(52)3
(52)3 =(50 + 2)3
(50 + 2)3 =(50)3 + [ 3 ×(50)2 ×(2)] + [ 3 ×(50)×(2)2] +(2)3
{ ∵ (a + b)3 = a3 + 3a2b + 3ab2 + b3 }
= 125000 +(3 × 2500 × 2)+(3 × 50 × 4) + 8
= 125000 + 15000 + 600 + 8
= 140608
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Generated by AI. May contain inaccuracies — always verify with your textbook.
