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If (a+1/a)^2=9,then a^3+1/a^3 equals what |
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Answer» Answer:1331 Step-by-step EXPLANATION:a SQUARE + 1/a square=9 a CUBE+1/a cube=? (a+1/a) square=a square+1/a square+2 9+2=a+1/a 11=a+1/a (a+1/a) cube=(11) cube =1331 |
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