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Vijay posted an Question
August 12, 2021 • 09:33 am 30 points
  • IIT JAM
  • Mathematics (MA)

2 6 in gl2,21 5. find the inverse of the element 3 5]

2 6 in GL2,21 5. Find the inverse of the element 3 5]

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    Irfan ansari 1 best-answer

    see the attached file

    cropped5637674473504773133.jpg
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    I did not understand this step

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    additive inverse of 7 is 4 here

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    but the additive inverse of 7 is -7?

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    here addition modulo 11 have additives inverse of 7 is 4

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