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If A=[(2 ,3,-5 ),(1, 2,-1)] and B=[(0, ...

If `A=[(2 ,3,-5 ),(1, 2,-1)]` and `B=[(0, 5,1),(-2, 7, 3)]` , find `A+B` and `A-B`

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RD SHARMA ENGLISH-ALGEBRA OF MATRICES-All Questions
  1. Find the values of a\ a n d\ b if A=B , where A=[a+4 3b8-6] , B=[2a+2b...

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  2. If A=[(2,3,4),(0,4,6), (5,8,9)] and B=[(3 ,0 ,5) ,(5 ,3 ,2), (0 ,4 ,7)...

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  3. If A=[(2 ,3,-5 ),(1, 2,-1)] and B=[(0, 5,1),(-2, 7, 3)] , find A+B ...

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  4. If A=[2-1 3 1] and B=[1 4 7 2] , find 3A-2Bdot

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  5. If A=[(1,0,0),(0,-1,0),(0,0,2)] and B=[(2,0,0),(0, 3,0),(0,0,-1)] , ...

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  6. Simplify: costheta[costhetasintheta-sinthetacostheta]+sintheta[sinthet...

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  7. Find X and Y , if X+Y=[7 0 2 5] and X-Y=[3 0 0 3] .

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  8. Find a matrix A , if A+[2 3-1 4]=[3-6-3 8] .

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  9. Find x ,\ y ,\ z ,\ t if 2[(x, z ),(y ,t)]+3[(1,-1),( 0, 2)]=3[(3, 5)...

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  10. Find non-zero values of x satisfying the matrix equation: x[2x2 ...

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  11. If A ,\ B and C are three matrices of the same order, then prove th...

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  12. Find a matrix X such that 2A+B+X=O , where A=[[-1, 2],[ 3, 4]] and B=[...

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  13. Find a matrix A such that 2A-3B+5C=O , where B=[[-2, 2, 0],[ 3, 1 ,4]]...

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  14. Solve the matrix equation [x^2y^2]-3[x2y]=[-2 9] .

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  15. Two farmers Ramkishan and Gurcharan Singh cultivates only three var...

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  16. Compute the following sums: [[3,-2],[ 1, 4]]+[[-2, 4],[ 1 ,3]]

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  17. Let A=[[2,4],[3,2]] , B=[[1 ,3],[-2 ,5]], C=[[-2,5],[3,4]] ,FIND: ...

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  18. If A=[(2, 3),( 5 ,7)] , B=[(-1 ,0, 2),( 3, 4, 1)] , C=[(-1, 2 ,3),( ...

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  19. If A=[(-1,0,2),(3,1,4)], B=[(0,-2,5),(1,-3,1)] and C=[(1,-5,2),(6,0,-4...

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  20. If A=d i ag\ (2\ -5\ \ \ 9) , B=d i ag\ (1\ \ \ \ 1\ -4) and C=d i ag\...

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