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If A=[(3,-5),(-4, 2)] , then find A^2-5A...

If `A=[(3,-5),(-4, 2)]` , then find `A^2-5A-14 I` . .

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If A=[(3,-5),(-4, 2)] , find A^2-5A-14 Idot

If A=[{:(3,-5),(-1,2):}] then find A^(2)-5A- 4I .

If A=[{:(3,-5),(-4,2):}] then find A^(2)-5A- 14I . Hence, obtain A^(3) .

If A= [(1,1,3),(5,2,6),(-2,-1,-3)] then find A^(14)+3A-2I

If A=[(2, 0, 1 ),(2, 1, 3),( 1,-1, 0)] , find A^2-5A+4I and hence find a matrix X such that A^2-5A+4I+X=O .

(i) if A=[{:(1,-1),(2,3):}], then show that A^(2)-4A+5I=O. (ii) if f(x)=x^(2)+3x-5and A=[{:(2,-1),(4,3):}], then find f(A).

if A=[{:(3,-2),(7,1):}]and B=[{:(2,3),(-1,4):}], then find (i) A+B (ii) A-2B

Let A=[{:(,2,1),(,0,-2):}], B=[{:(,4,1),(,-3,-2):}] and C=[{:(,-3,2),(,-1,4):}] . Find A^2+AC-5B .

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

if 2A -3B =[{:(4,2),(-1,0),(3,-2):}]and 3A+B=[{:(1,0),(3,5),(-1,4):}] , then find the matrices A And B,

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  3. If A=[(3,-5),(-4, 2)] , then find A^2-5A-14 I . .

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