(Tan4a+tan2a)(1-tan23a tan2a)=2 tan3a sec2aProve l.h.s=r.h.s
Varsha Jeyaraj , 7 Years ago
Grade 12
Trigonometry> (Tan4a+tan2a)(1-tan 2 3a tan 2 a)=2 tan3a...
1 AnswersSaurabh Koranglekar
Last Activity: 5 Years ago
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