How do you prove (2tanx)/ (1 + tan2 x) = sin 2x?
Answer: We have to prove that (2tanx)/ (1+tan2 x) = sin 2x Solution Let us start with LHS \(\begin{array}{l}\frac{2\,tan\,x}{1+ tan^{2}x}\end{array}... View Article
Answer: We have to prove that (2tanx)/ (1+tan2 x) = sin 2x Solution Let us start with LHS \(\begin{array}{l}\frac{2\,tan\,x}{1+ tan^{2}x}\end{array}... View Article
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