If 7 sin tita =24 cos tita. Find the value of 2 sin tita +cos tita/ 3 sin tita -4 cos tita
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Answer:
sin(π−θ)+cos(
2
3π
+θ)+sin(π+θ)+cos(
2
3π
−θ)=?
ANSWER
sin(π−θ)+cos(
2
3π
+θ)+sin(π+θ)+cos(
2
3π
−θ)
⇒sinθ+sinθ−sinθ−sinx
⇒0
⎣
⎢
⎢
⎢
⎡
sin(π−θ)=sinθ
sin(π+θ)=−sinθ
cos(
2
3π
+θ)=sinθ
cos(
2
3π
−θ)=−sinθ
hope you will mark me brilliant
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