Prove that (sin θ-2 sin^3 θ)/(2 cos^3 θ-cos θ)=tan θ

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Prove that (sin θ-2 sin^3 θ)/(2 cos^3 θ-cos θ)=tan θ
  1. Math Army
  2. Prove that (sin θ-2 sin^3 θ)/(2 cos^3 θ-cos θ)=tan θ
  3. trigonometry
  4. cbse board exam questions trigonometry
  5. introduction to trigonometry
  6. sin theta-2 sin 3 theta/ 2 cos 3 theta-cos theta
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😮 after your explanation it become very simple for me😊

Greaterundertaking
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Thanks sir I got help at the last night of my 10th term 1 exam, thanks a lot

bhaveshraut
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Sir, why we don't multiply -1 with cos²theta?

ananyasingh
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Thanku very good explanation appreciate it

Cutiepie_
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Nicely done, it was helpful, thank you.

Vinnan_Thamizh
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Sir, I am in class 9 icse, any tips to excell in trigonometry?

akshatsingh
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Sir How To Decode Prove That type Of Questions Of Trigonometry, Kindly Help

khair.binte.khader
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Sir first equation mein ho sakta hai na

omsinghjadaun
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thanku so much sir you really helped a lot!

jahnavii
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In navneet practice qp in complete activity question this question is solved in different way .plz guide me to complete that activity question

SakarClasses
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Please tell the name of book of this question

Study_
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cos² 0 - 2 sin² θ

cos0 sin 0

= sec0 cosec theta - 3 tan θ.


How to prove

Lavanya