Question

Tan38 . sin52 . sec52 . - cos52 .

Answer 1

Answer:

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$\tan(38) \times \sin(52) \times \sec(52) \times - \cos(52) \\ \frac{ \sin(38) }{ \cos(38) } \times \sin(52) \times \frac{1}{ \cos(52) } \times - \cos(52) \\ \frac{ \sin(38) }{ \cos(38) } \times \cos(38) \times - 1 \\ = > - \sin(38)$

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