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[10quad A=[[3,1],[-1,2]]],[A^(2)-5A+7I=0...

[10quad A=[[3,1],[-1,2]]],[A^(2)-5A+7I=0]

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If A= [[3,1],[-1,2]] ,find A^2-5A+7I

If A=[[3, 1], [-1, 2]] and A^(2)-5A+7I=0 , then I=

Let A=[[3,1],[-1,2]] Show that A^2-5A+7I=0

If A=[[3,1-1,2]], show that A^(2)-5A+7I=0

If A = [[3,1],[-1,2]] ,show that A^2-5A + 7I=0 Hence, find A^(-1)

If A=[[3, 1],[-1, 2]] , show that A^2-5A+7I=0

If A = [[3,1],[-1,2]] , show that A^2-5A +7I = O

If A=[[3,1],[-1,2]] prove that A^2-5A+7I=O ,where I is unit matrix of order 2.

Prove that: A = ([3,1],[-1,2]) impliesA^2-5A+7I =0 .

If A=[[3 ,1],[-1, 2]] , show that A^2-5A+7I^2=O .