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help please.

0 votes

asked Apr 21, 2015 in CALCULUS by anonymous

1 Answer

0 votes

if and only if and .

 

Observe the graph:

 

 

 

 

 

 

 

 

 

 

 

 

 

does not exist

 

is undefined

 

 

 

is undefined since there is no solid circle.

is does not exist because image.

answered Apr 21, 2015 by david Expert

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