Question

expand (1/3a - 1/4b) ²


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Answer 1

Answer:

(3a+1/4b)³. It is in the form of - ----- (a+b)³ = a³+3a²b+3ab²+b³ a = 3a , b = 1/4b = (3a)³+3(3a)²(1/4b)+3(3a)(1/4b)²+(1/4b)²

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Answer 2

Answer:

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