Limits as of trigonometric functions:

Fundamental Trigonometric Limit:

Determine .

What is ?

Calculate .

0

0lim cos

0

limsin

0tanlim

0

sin1lim

0

cos 1lim

0

sin 7lim

4

0lim cot

Trigonometric Functions

Derivatives of trigonometric functions:

Differentiate .2 siny x x

0

( ) ( )sin lim

h

d f x h f xx

dx h

2 2

sin cos csc csc cot

cos sin sec sec tan

tan sec cot csc

d dx x x x x

dx dx

d dx x x x x

dx dx

d dx x x x

dx dx