please answers this
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sin teta / cos teta = -1
Sin 5 teta = -1 Cos teta
Sin5 teta + Cos5 teta
( -1 Cos )5 teta + Cos5 teta
- Cos5 teta + Cos5 teta
===> 0
Sin 5 teta = -1 Cos teta
Sin5 teta + Cos5 teta
( -1 Cos )5 teta + Cos5 teta
- Cos5 teta + Cos5 teta
===> 0
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