The factorization of a3+ a?b + ab?is----
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Factoring a3 + b. An expression of the form a3 + b3 is called a sum of cubes. The factored form of a3 + b3 is (a + b)(a2 - ab + b2): (a + b)(a2 - ab + b2) = a3+ a2b - a2b - ab2 + ab2 + b3 = a3 - b3.
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