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Mathematics 20 Online
OpenStudy (anonymous):

What are the excluded values?

OpenStudy (anonymous):

|dw:1344179159531:dw|

OpenStudy (ghazi):

z=-1/4

OpenStudy (anonymous):

can you show me how it works?

OpenStudy (anonymous):

and just dont give me the answer plz.. but thank you:)

OpenStudy (ghazi):

well if you'll substitute z=-1/4 in the denominator it would be undefined

OpenStudy (ghazi):

infinite

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