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msingh

  • 2 years ago

what is value of

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  1. ajprincess
    • 2 years ago
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    let us say that \[\theta=\sin^{-1}(\sin {\frac{-\pi}{4}})\] Then \[\sin\theta=\sin {\frac{-\pi}{4}}\] can u find the value of \(\theta\)?

  2. ajprincess
    • 2 years ago
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    @msingh

  3. ajprincess
    • 2 years ago
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    if it is y=cos^-1(sinx) cosy=sinx.

  4. ajprincess
    • 2 years ago
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    ya u can replace sin with cos. bt also remember \(\cos(-\theta))=\cos\theta\)

  5. msingh
    • 2 years ago
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    okay i have do same procudure @ajprincess thanks

  6. ajprincess
    • 2 years ago
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    oh k. welcome:)

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