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Mathematics 64 Online
OpenStudy (anonymous):

Prove: tanx/(1-cotx) + cotx/(1-tanx)= 1+ secx cscx :)

OpenStudy (lgbasallote):

i think the left side will be efficient

hero (hero):

I would show my way of doing it but your teacher might not like it

OpenStudy (anonymous):

|dw:1337049283978:dw|

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