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Shamsun Asked a Question
September 5, 2020 11:56 pmpts 30 pts
  • IIT JAM
  • Mathematics (MA)

Alpha= nπ\2 i got.. but options are different... explain the solution plz

COS a sina 26. The matrix isina icos is a unitary matrix when a is (B) (3n+1)neZ (A) (2+1).nez (C) (4n+1)neZ (D) (5n+1)neZ
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  • Piyush Best Answer
    PFA.
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  • Piyush thankyou
    Option A is correct .Any doubt then you can ask.
    Likes(2) Reply(4)
    Shamsun
    it's clr... thanks
  • Anuj s.
    option a is correct , any doubt?
    Likes(1) Reply(1)
    Shamsun
    no doubt.. thanks
  • Deepak singh
    see attached solution
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  • Deepak singh
    option a is correct , if any doubt then ask
    Likes(2) Reply(0)
  • Anuj s.
    solution plz check by options
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    • cropped429469813.jpg
    Likes(1) Reply(0)
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