Find Limits using Trig Functions

Roxanne

New member
Joined
Sep 22, 2008
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1
I am having a problem with this:

find limit if limit exists

lim x-tanx
x->0 sinx

I know this much
x-sinx/cosx
sin x

but I am stuck from here
 
Roxanne said:
I am having a problem with this:

find limit if limit exists

lim x-tanx
x->0 sinx

I know this much
x-sinx/cosx
sin x

but I am stuck from here

What is:

tan(x)sin(x)=???\displaystyle \frac{\tan(x)}{\sin(x)} \, = \, ???

What is the limit of that trigonometric function as x -> 0?

As x-> 0 , what is the limit of

xsin(x)\displaystyle \frac{x}{sin(x)}
 
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