[Video Solution] Let A = [a_ij]_2* 2, where a_ij\ne 0 for all i,j and A^2=I. Let a be the su... | ASPIRE STUDY

Name: [Video Solution] Let A = [a_ij]_2* 2, where a_ij\ne 0 for all i,j and A^2=I. Let a be the su... | ASPIRE STUDY
Uploaded: 2026-02-15T16:15:12+00:00
Description: Let A = [a_ij]_2* 2, where a_ij\ne 0 for all i,j and A^2=I. Let a be the sum of all diagonal elements of A and b=\lvert A\rvert (i.e., b=\det A). Then 3a^2+4b^2 is equal to: | Watch the step-by-step video solution for this NIMCET PYQ.

Let A = [a_ij]_2* 2, where a_ij\ne 0 for all i,j and A^2=I. Let a be the sum of all diagonal elements of A and b=\lvert A\rvert (i.e., b=\det A). Then 3a^2+4b^2 is equal to: | Watch the step-by-step video solution for this NIMCET PYQ.

Published: 2026-02-15T16:15:12+00:00 Thumbnail: Open Page: https://www.aspirediary.com/library/video/13339/let-a-a-ij-2-2-where-a-ij-ne-0-for-all-i-j-and-a-2-i-let-a-be-the-su

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