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abhishek22

  • 3 years ago

prove that cosec A + cot A =1/cosec A-cot A

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  1. ajprincess
    • 3 years ago
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    \(\ cosec^2A-\cot^2A=1\) Does that help?

  2. abhishek22
    • 3 years ago
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    no

  3. ajprincess
    • 3 years ago
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    \(\ cosec^2A-\cot^2A=(\ cosecA-\cot A)(\ cosecA+\cot A)\)

  4. abhishek22
    • 3 years ago
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    thnks

  5. ajprincess
    • 3 years ago
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    Welcome:)

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