tanx +tan4x +tan7x =tanxtan4xtan7x
tanx +tan4x +tan7x =tanxtan4xtan7x
pawan punasya , 14 Years ago
Grade 11
Trigonometry> trignometric equations...
1 AnswersNikhil panduranga
Use the transformation formulae after converting "tan x" into sinx/cosx
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