IXL - Find limits using graphs (Calculus practice)

Use the graph of

(

)

to find the limit.

lim

→2

(

)

ref_doc_title.

Learn with an example

question

Use the graph of

(

)

to find the limit.

lim

→

–

(

)

key idea

The limit

lim

→

(

)

is what the values of

(

)

approach as

approaches

This limit may or may not exist. It is also called the limit of

(

)

This graph shows an example where

lim

→

(

)

exists. (The function

(

)

does not need to be defined at

for the limit to exist.)

solution

The limit

lim

→

–

(

)

is the limit of

(

)

–

To find it, look at the values of

(

)

approaches

–

approaches

–

(

)

approaches

–

(The value of the limit doesn't have to be the same as the value of the function.)

So,

lim

→

–

(

)

–

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A.4Find values using function graphs

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