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If A = [[a,b],[c,d]] then adj(adjA) is e...

If `A = [[a,b],[c,d]]` then `adj(adjA)` is equal to; i] `adjA` ii] `A` iii] `A^T` iv] `-A`

A

`adjA`

B

`A`

C

`A^T`

D

`-A`

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CHETANA PUBLICATION-Matrices-EXERCISE
  1. Select the correct option from the given alternatives. If A is an inve...

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  2. Select the correct option from theg given alternativesIf A and B are n...

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  3. If A = [[a,b],[c,d]] then adj(adjA) is equal to; i] adjA ii] A ii...

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  4. Select the correct option from the given alternatives. Solutions of eq...

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  5. Select the correct option from the given alternatives. The element in ...

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  6. Select the correct option from the given alternatives.The sum of three...

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  7. Select the correct option from the given alternatives.If A = [[2,3],[4...

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  8. Select the correct option from the given alternatives: If [[1,-tanthet...

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  9. Select the correct option from the given alternatives: If A = [[3,-3,4...

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  10. Select the correct option from the given alternatives [[6,-5,1],[4,2,-...

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  11. Select the correct option from the given alternatives. Let A = [[5,5al...

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  12. Select and write the most appropriate answer from the given alternativ...

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  13. Select and write the most appropriate answer from the given alternativ...

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  14. Select and write the most appropriate answer from the given alternativ...

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  15. Attempt the following: If A= [[1,0,0],[2,1,0],[3,3,1]] then reduce it ...

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  16. [[-1,2],[-3,4]] Find the co-factors of the elements of the matrices.

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  17. A = [[2,-3],[3,5]] Find the adjoint of the matrices.

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  18. If A = [[x,0,0],[0,y,0],[0,0,z]], is a non-singular matrix then find A...

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  19. Find A^-1 by elementary row transformations for A = [[1,2,3],[1,1,5],[...

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  20. If A = [[1,0,1],[0,2,3],[1,2,1]] and B = [[1,2,3],[1,1,5],[2,4,7]], th...

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