Question

Convert
SINA +Sin 3A + SinSA + SM FA
Cos A + COS 3 A + SOSSA + COSTA
-tan 4A
292
and apply
a
To
formala.
Cos​

Answer 1

WE APPLY SIN A +. SIN 3A +SM FA

COS A + COS 3A + SOSSA +COSTA

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