CPM Homework Help : CCA2 Problem 3-105

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3-105.

Simplify the rational expressions below as much as possible.

$\frac{(x-4)^3(2x-1)}{(2x-1)(x-4)^2}$
Hint (a):
Do you see any Giant Ones? If so, remove them.
Answer (a):
$x-4$

$\frac{7m^2-22m+3}{3m^2-7m-6}$
Hint (b):
Factor, look for Giant Ones. Remove them.

$\frac{(z+2)^9(4z-1)^7}{(z+2)^{10}(4z-1)^5}$
Hint (c):
Does anything factor out? Look for Giant Ones.

$\frac{(x+2)(x^2-6x+9)}{(x-3)(x^2-4)}$
Hint (d):
Factor $x^2-6x+9$ and $x^2-4$ . Look for Giant Ones.

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