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GATE Electrical 2021  Question: 38
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Let $A$ be a $10\times10$ matrix such that $A^{5}$ is a null matrix, and let $I$ be the $10\times10$ identity matrix. The determinant of $\text{A+I}$ is ___________________.
gateee2021
numericalanswers
linearalgebra
matrices
determinant
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Feb 20
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Linear Algebra
by
Arjun
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Apr 11
by
Lakshman Patel RJIT
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ans 1
A is null matrix
then A^5=A
A+I=I
where is I identity matrix
determinant of (A+I)=determinant(I)
determinant of I=1(ans)
answered
Mar 17
by
shreekant98
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280
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