CPM Homework Help : CALC Problem 4-138

Use your calculator to approximate the following limits to two decimal places.

$\lim\limits_ { x \rightarrow 1 } \frac { 2 ^ { x } - 2 } { 3 ^ { x } - 3 }$
Answer (a):
$≈ 0.42$

$\lim\limits_ { x \rightarrow 0 } \frac { 1 - \operatorname { cos } x } { x ^ { 2 } }$
Hint (b):
It is important to recognize what skills you have and what skills you do not have. Think about why you are not expected to compute these limits without a calculator.