CPM Homework Help : PCT Problem 2-40

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Home > PCT > Chapter Ch2 > Lesson 2.2.1 > Problem 2-40

2-40.

Factor each expression.

$x^4-81y^4$
Hint (a):
This is the difference of two perfect squares.

$8x^3+2x^7$
Hint (b):
Factor out the greatest common factor first.Then see if you can factor again.

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