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" (iv) If "A=[[3,1],[-1,2]]" ,show that ...

" (iv) If "A=[[3,1],[-1,2]]" ,show that "A^(2)-5A+7I=0" .Use this result to find "A^(-1)" ."

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

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

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

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

If A = {:[(3,1),(-1,2)] , show that A^2 - 5A + 7I = O Use this result to find A^4 .

If A=[[3, 1],[-1 ,2]] , show that A^2-5A+7I=O . Use this to find A^4

If A=[{:(3,1),(-1,2):}] , show that A^(2)-5A+7I=O .

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

If A=[31-12], show that A^(2)-5A+7I=O. Use this to find A^(4)

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