IIT JAM
Neha hema raj Hema raj Asked a Question
July 21, 2020 5:16 pmpts 30 pts
  • IIT JAM
  • Mathematics (MA)

Let p be a prime number. let g be the group of all 2*2 matrices over z, with determinant 1 under matrix multiplication. then the order of g is (a) (p-1)p(p+1) (

Let p be a prime number. Let G be the group of all 2*2 matrices over Z, with determinant 1 under matrix multiplication. Then the order of G is (A) (p-1)p(p+1) (C) (B) p(P-1) (D) p p(p-1)+ P
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  • Piyush Best Answer
    PFA. Ans:A
    • cropped8066079413703914352.jpg
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  • Deepak singh thankyou
    see attached
    • cropped1378298557.jpg
    Likes(2) Reply(1)
    Deepak singh
    see this formula to find order of sl(n,zp)
    • cropped-391736351.jpg
  • Arzoo thankyou
    See the attachment
    • cropped4263452426073353396.jpg
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  • Ruby negi
    see
    • cropped-1733199160.jpg
    Likes(1) Reply(1)
    Ruby negi
    option a is correct...
  • Deepak singh
    option a is true
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  • Arzoo
    See
    • cropped8913577379874324664.jpg
    Likes(0) Reply(0)
  • Piyush
    PFA. Ans:A
    • cropped7524688321807644317.jpg
    Likes(0) Reply(0)
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