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2015-06-22T20:53:57+08:00

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It is simply the (a+b)  ^{3} = a^{3} + 3 a^{2}b +3a b^{2} + b^{3}  and  (a-b)^{3}= a^{3} - 3 a^{2}b +3a b^{2} - b^{3}
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2015-06-22T21:17:20+08:00

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CUBE OF A BINOMIAL
It is the cube of two terms separated by a sign (subtraction or addition).

FORMULA:
First Term: The cube of 1st term
Second Term: 3 times the product of 1st term (squared) and 2nd term
Third Term: 3 times the product of 1st term and 2nd term (squared)
Fourth Term: The cube of 2nd term
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