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Prove that sin5x-2sin3x+sinx/cos5x-cosx=tanx

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Prove that sin5x-2sin3x+sinx/cos5x-cosx=tanx
  • 1 answers

Yogesh Rupireddy 6 years, 6 months ago

By applying transformations 2sin(5x+x/2)cos(5x_x/2)_2sin3x÷ _2sin (5x+x/2)sin(5x_x/2). And solve it
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