[Video Solution] Let A=\left[\beginarraylll2 & a & 0 \\ 1 & 3 & 1 \\ 0 & 5 & b\endarray\right]... | ASPIRE STUDY

Name: [Video Solution] Let A=\left[\beginarraylll2 & a & 0 \\ 1 & 3 & 1 \\ 0 & 5 & b\endarray\right]... | ASPIRE STUDY
Uploaded: 2026-02-16T05:55:16+00:00
Description: Let A=\left[\beginarraylll2 & a & 0 \\ 1 & 3 & 1 \\ 0 & 5 & b\endarray\right]. If A^3=4 A^2-A-21 I, where I is the identity matrix of order 3 * 3, then 2 a+3 b is equal to | Watch the step-by-step video solution for this NIMCET PYQ.

Let A=\left[\beginarraylll2 & a & 0 \\ 1 & 3 & 1 \\ 0 & 5 & b\endarray\right]. If A^3=4 A^2-A-21 I, where I is the identity matrix of order 3 * 3, then 2 a+3 b is equal to | Watch the step-by-step video solution for this NIMCET PYQ.

Published: 2026-02-16T05:55:16+00:00 Thumbnail: Open Page: https://www.aspirediary.com/library/video/14449/let-a-left-beginarraylll2-a-0-1-3-1-0-5-b-endarray-right

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