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I didnt get what you have done after fi ding tan2x

Asked by chandanbr6004 9th November 2017, 9:44 AM
Answered by Expert
Answer:
begin mathsize 16px style tan 2 straight x equals fraction numerator 2 tanx over denominator 1 minus tan squared straight x end fraction
tan 2 straight x equals fraction numerator 2 open parentheses begin display style straight b over straight a end style close parentheses over denominator 1 minus open parentheses straight b over straight a close parentheses squared end fraction
tan 2 straight x equals fraction numerator begin display style 2 open parentheses straight b over straight a close parentheses end style over denominator 1 minus begin display style straight b squared over straight a squared end style end fraction
tan 2 straight x equals fraction numerator begin display style 2 open parentheses straight b over straight a close parentheses end style over denominator begin display style fraction numerator straight a squared minus straight b squared over denominator straight a squared end fraction end style end fraction
tan 2 straight x equals fraction numerator 2 ab over denominator straight a squared minus straight b squared end fraction
end style
Answered by Expert 11th December 2017, 1:02 PM
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