Factor 27x9 + y 27 as a sum of two cubes.

 

27x9 + y 27 =  (3x3)3 + (y9)3 Write 27x9 + y 27 as a sum of two cubes.
a 3 + b 3 = Show work. Recall the formula for factoring the sum of two cubes.

Return to the Exercise List