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A-1/a=3, find a^3-1/a^3 |
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Answer» Answer: 36 Step-by-step EXPLANATION: (a - 1/a)^3 = a^3-1/a^3 -3 a×1/a(a-1/a) (3)^3 =a^3-1/a^3-3(3) 27 = a^3-1/a^3-9 27+9 = a^3-1/a^3 36 =a^3-1/a^3 |
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