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Find the value of k so that A^2=8A+kI wh...

Find the value of k so that `A^2=8A+kI` where `A=[(1,0),(-1,7)].`

A

`k=7`

B

`k=-7`

C

`k=0`

D

None of these

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The correct Answer is:
B
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DISHA PUBLICATION-MATRICES-Exercise 2: Concept Applicator
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