CBSE BOARD X, asked by ckunj900, 2 days ago

sinx-2sinx³x/2cos³x-cosx=tanx

Answers

Answered by Anonymous

45

Given :

sinx-2sinx³x/2cos³x-cosx

To Proove :

sinx-2sinx³x/2cos³x-cosx=tanx

Solution :

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