What is the factored form of ?





What is the justification for the first step in proving the formula for factoring the sum of cubes?a3 + b3 = (a + b)(a2 – ab + b2) = a3 – a2b + ab2 + a2b – ab2 + b3
Which long division problem can be used to prove the formula for factoring the difference of two perfect cubes?




Which expression is a sum of cubes?




Starting with the formula for the difference of cubes, which pair of steps can be used to show that the expressions are equivalent?
What is the cube root of ?





What is the factored form of ?





What is the cube root of ?





Which expression is a perfect cube?




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