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Trigonomatric Functions

a) cotX=-2cosX b) 3sinX=tanX c) 3secX=4cosX d) 16tanX=cotX

Note by Tabitha Chiang
4 years, 1 month ago

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cotX=cosX/sinX=2cosX. sinX=1/2,X=30,150,..... Harsh Chandak · 4 years ago

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@Harsh Chandak In fact is cotx=-2cosx. So x= 240,300... Leonardo Cidrão · 4 years ago

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