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Find x and y : [[x +3],[2 - y]]...

Find x and y :
`[[x +3],[2 - y]]=[[1],[-3]]`

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`[[x+3],[2-y]]=[[1],[-3]]`
`:. x+3=1,2-y=-3`
`:.x=-2,y=5`
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MBD PUBLICATION-MATRICES-QUESTION BANK
  1. If A=[[2,4],[3,13]]"and I"=[[1,0],[0,1]]"find" A-alpha I,alpha in R.

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  2. Find x and y : [[x,-2y],[0,-2]]=[[1,-8],[0,-2]]

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  3. Find x and y : [[x +3],[2 - y]]=[[1],[-3]]

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  4. Find x and y : [[2x-y],[x+y]]=[[3],[-9]]

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  5. Find x and y : [[x],[y]]+[[3],[4]]=[[2],[-1]]

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  6. Find x and y : [[2x,-y]]+[[y,3x]]=5[[1,0]]

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  7. The element of ith row and jth column of the following matrix is I +j....

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  8. Write down the matrix [[a11,a12,a13],[a21,a22,a23]]"if"a(ij)=2i+3j

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  9. Construct a 2xx3 matrix having element: a(ij)=i+j

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  10. Construct a 2xx3 matrix having element: a(ij)=i-j

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  11. Construct a 2xx3 matrix having element: a(ij)= ixxj

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  12. Construct a 2xx3 matrix having element: a(ji)=i/j

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  13. If[[2x,y],[1,3]]+[[4,2],[0,-1]]=[[8,3],1,2]]Find x and y.

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  14. Find A such that[[2,3,4],[1,0,-2],[3,1,-1]]+A=[[1,2,-1],[2,-1,0],[1,3,...

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  15. If [[x+y,x-z],[2x-y,0]]=[[2,2],[1,0]] find the values of x,y,z.

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  16. What is the order of the matrix B if[" 3"" 4"" 2 ""] B =[ 2 "" 1"" 0""...

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  17. Find A if [[4],[1],[3]] A =[[-4,8,4],[-1,2,1],[-3,6,3]]

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  18. Find x and y when[[1,3],[2,-8]][[x],[y]]=[[4],[1]]

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  19. Find AB and BA given that: A=[[0,1],[1,0]],B=[[2,3],[4,1]]

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  20. Find AB and BA given that: A=[[7,5],[6,4]],B=[[1,0],[0,1]]

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