lilyelizabeth lilyelizabeth

06-11-2020
Mathematics

contestada

tan y+cot y= sec y x csc y
prove the identity
(y is the variable)

Respuesta :

DachiSiracha DachiSiracha

06-11-2020

Answer:

Step-by-step explanation:

tany+coty =

[tex]\frac{siny}{cosy} + \frac{cosy}{siny}[/tex]·

[tex]\frac{sin^{2}y + cos^{2}y }{cosysiny}[/tex]

[tex]\frac{1}{cosysiny}[/tex]

[tex](secy) (cscy)[/tex]

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