Section 3.3.
Read from Example 2 to the end of the
section. Answer the following questions by 7:00 am.
Send an e-mail with subject line **MA251** to selliott@utm.edu

1) What is the (limit as x approaches 0) of (sin 7x) / (4x) ?

1) 7/4

2) What is the 26th
derivative of cos x?

-cos x

Scotty Blankinship

3) In Example 6, Dr. Stewart uses a trigonometric
identity and a key algebraic step to manipulate an
expression into a form where the limit is clear.
What is the key algebraic step?

Divide
the numerator
and denominator by x

Darcey Jones