Sudarshan Asked a Question
May 21, 2020 6:12 pmpts 30 pts
If y=- , it is clear t that - B'y' =1. The choices of y and By can v1-P VI- B"- be made in the language of trigonometrical functions as (1) y=cos ec6, By = cot v (3) y=cosh0, By= sinh 0 (2) y= sec0, By = tan (4) None of these
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  • Chandra dhawan
    dear see also..
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    Chandra dhawan
    option 3 is right..
  • Ruby negi
    according to me, all options are correct... as all satisfy the trigonometric properties...
    Likes(1) Reply(0)
  • Chandra dhawan
    see attached file dear I hope it's helpful for you
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  • Chandra dhawan thankyou
    see attached file I hope it's helpful for you dear.. option is 3
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  • Dhairya sharma
    and why hyperbola not thitha bcoz when we plot beeta nd gamma they form either circle or hyperbola.
    Likes(1) Reply(0)
  • Chandra dhawan
    see attached file
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    Likes(1) Reply(2)
    Sudarshan
    isn't (coshx)^2 - (sinhx)^2 also equal to 1 , if so then why isn't it an ans
  • Dhairya sharma thankyou
    dear see attached.
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    Likes(0) Reply(2)
    Sudarshan
    thank you for the answer, but isn't (secx)^2- (tanx)^2 also equal to 1 , then why isn't it an answer
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