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Home > PC3 > Chapter 4 > Lesson 4.1.1 > Problem 4-21
4-21.
Factor.
This is the difference of two perfect squares.
Factor out the greatest common factor. Then factor again since you have a binomial with two perfect cubes.
Factor out
.
Factor.
This is the difference of two perfect squares.
Factor out the greatest common factor. Then factor again since you have a binomial with two perfect cubes.
Factor out