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Shivani Keshri posted an Question
June 18, 2021 • 22:46 pm
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30 points
30 points
- IIT JAM
- Mathematics (MA)
Eduncle.com/practice/index? question 5/60 unit solved papers usp (1 15) mathematics let g be the group of all 2 x 2 no n singular matrices over the reals. centr
eduncle.com/practice/index? Question 5/60 Unit Solved Papers USP (1 15) Mathematics Let G be the group of all 2 x 2 no n singular matrices over the reals. centre of G is equal to 2A-2 scalar matrices of G X| scalar matrices of G 2 A-2 non scalar matrices ofG scalar matrices of G
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Ujjawal vishal![best-answer]()
centre of group is collection of those elements of the group which commutes with every other elements of group... clearly identity matrix and it's scalar multiples are such matrices...hence option A is correct... i.e. centre of group must consists of 2*2 scalar matrices...