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Expand (3a-2b)^2Evaluate (16/81) ^1/4" |
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Answer» 9a^2-12ab+4b^2 (2^4/3^4)^1/4=2/3 4th line is 3a(3a-2b)+(3a-2b) 4th line is 3a(3a-2b)+(3a-2b) |
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