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111 cube - 89 cube using identities |
Answer» ★ GIVEN that,
★ Solution :➡ 111³ - 89³ = (111 - 89)[(111)² + (111)(89) + (89)² ] ➡ 22[12321 + 9879 + 7921] ➡ 22[ 30121 ] ➡ 662662 Step-by-step explanation:
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