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Baishalini posted an Question
August 02, 2021 • 19:05 pm
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30 points
30 points
- IIT JAM
- Mathematics (MA)
The no. st umenk o crcop ptp) have oon 6) onverae 0 ) p (c) 2 p-1,
The no. st umenk o CrcoP ptp) have oon 6) OnverAe 0 ) p (c) 2 P-1,
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Priyadarshan Choursiya Best Answer
answer-1 (1) identity is the only element which is inverse of itself always. since 0+0=0 (2)but if p is even let p=2n, then n is also inverse of itself because n+n =0 so we get two elements, n and 0. so always one element has own inverse, which is identity. I am talking about this question only