ijustwantedoneanswer ijustwantedoneanswer
  • 11-03-2017
  • Mathematics
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How would you verify tan3x = (3tanx - tan^3 x) / ( 1 - 3tan^2 x) and sin4x = (cosx)(4sinx - 8sin^3x) step-by-step?

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AbhiGhost
AbhiGhost AbhiGhost
  • 11-03-2017
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