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RD SHARMA ENGLISH-ALGEBRA OF MATRICES-All Questions
- If A=[0 1 0 0] , prove that (a I+b A)^n=a^n\ I+n a^(n-1)\ b A where I ...
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- Let A ,\ B be two matrices such that they commute. Show that for an...
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- Let A ,\ B be two matrices such that they commute. Show that for an...
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- If A is a square matrix such that A^2=A , show that (I+A)^3=7A+I .
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- If A is a square matrix such that A^2=I , then find the simplified...
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- If A=[3\ \ \ 5] , B=[7\ \ \ 3] , then find a non-zero matrix C such...
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- Compute the indicated products: [a b-b a][a-bb a] (ii) [1-2 2 3][1 ...
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- Show that A B!=B A in the following case: A=[5-1 6 7] and B=[2 1 3 ...
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- Compute the products A B and B A whichever exists in each of the fol...
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- Compute the products A B and B A whichever exists in each of the fol...
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- Show that A B!=B A in each of the following cases: A=[[1, 3,-1],[2,-...
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- Evaluate the following: ([(1,3),( -1,-4))]+[(3 ,-2 ),(-1 ,1)])[(1 ,3,5...
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- If A=[[1, 0],[ 0, 1]] , B=[[1,0],[0,-1]] and C=[[0, 1],[ 1, 0]] , then...
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- If A=[[2,-1],[ 3, 2]] and B=[[0, 4],[-1, 7]] , find 3A^2-2B+I .
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- If A=[[4, 2],[-1, 1]] , prove that (A-2I)(A-3I)=O .
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- If A=[(1,1),(0,1)] , show that A^2=[(1, 2),( 0, 1)] and A^3=[(1 ,3 ),(...
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- If A=[(ab ,b^2) ,(-a^2 ,-ab)] , show that A^2=O .
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- If A=[cos2thetasin2theta-sin2thetacos2theta] , find A^2 .
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- If A=[(2 ,-3, -5), (-1, 4, 5),( 1, -3 ,-4)] and B=[(-1, 3, 5), (1,-3, ...
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- If A=[[0 ,c,-b],[-c, 0, a],[ b, -a, 0]] and B=[[a^2, ab, ac],[ ab, ...
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