If `A=[[1,3],[2,1]]`, find the determinant of the matrix `A^2-2A`.
51 views · Published 11 October 2018 · 2:15 · Indexed 23 September 2026
Channel: Doubtnut · 2018 · Education
To ask Unlimited Maths doubts download Doubtnut from - https://goo.gl/9WZjCW If `A=[[1,3],[2,1]]`, find the determinant of the matrix `A^2-2A`.
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