If `A=[[1,x,-2],[2,2,4],[0,0,2]]` and `A^2+2I_3=3A` find `x`: here `I_3` is the unit matrix of ...
111 views · Published 11 October 2018 · 4:17 · Indexed 26 September 2026
Channel: Doubtnut · 2018 · Education
To ask Unlimited Maths doubts download Doubtnut from - https://goo.gl/9WZjCW If `A=[[1,x,-2],[2,2,4],[0,0,2]]` and `A^2+2I_3=3A` find `x`: here `I_3` is the unit matrix of order 3.
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