Math, asked by jagritikatoch, 1 month ago

Show That GL(2,r) is a group w.r.t. Matrix multiplication is abelian​

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Answered by ruhisinghlife40
0

Answer:

matrices over a field form an algebra over . They're an Abelian group under addition, but even the non-zero elements aren't a group under multiplication because not every has an inverse.

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