CPM Homework Help : A2C Problem 11-61

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11-61.

Factor and simplify each expression below.

$\frac { x ^ { 2 } - 4 } { x ^ { 2 } + 4 x + 4 }$
Hint (a):
$\frac{(x + 2)(x - 2)}{(x + 2)(x + 2)}$
Answer (a):
$\frac{x - 2}{x + 2}$

$\frac { 2 x ^ { 2 } - 5 x - 3 } { 4 x ^ { 2 } + 4 x + 1 }$
Hint (b):
See part (a).

Justify each step in simplifying the expression in part (a).
Answer (c):
Use the Distributive Property to factor and the multiplicative property of 1 to reduce.

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