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If P is of order 2xx3 and Q is of order ...

If P is of order `2xx3` and Q is of order ` 3 xx 2`, then PQ is of order

A

`2 xx3`

B

`2xx2`

C

`3 xx 2`

D

`3 xx 3`

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PRADEEP PUBLICATION-MATRICES-EXERCISE
  1. If lambda in R, then lambdaI2 is the matrix

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  2. If A is of order mxxn, B is of order pxxq such that AB is defined, the...

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  3. If P is of order 2xx3 and Q is of order 3 xx 2, then PQ is of order

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  4. If A and B are square matrices of the same order, then (A+B) (A-B) is ...

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  5. If A=[{:(2,-1,3),(-4,5,1):}] and B=[{:(2,3),(4,-2),(1,5):}] , then

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  6. If A is any m xx n matrix, then A^2 can be found only when

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  7. If A=[{:(0,1),(1,0):}] then A^(2) is equal to

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  8. If |x pi| le 1, A = 1/pi [(sin^-1(xpi), tan^-1(x/pi)),(sin^-1(x/pi) ,c...

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  9. The matrix [{:(1,0,0),(0,2,0),(0,0,4):}] is a

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  10. If A is a square matrix, then A is symmetric iff

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  11. If A is a square matrix, then A is skew symmetric iff

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  12. If A and B are two matrices of the order 3xx m and 3 xx n respectively...

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  13. The matrix [(0,-1,8),(1,0,12),(-8,-12,0)] is a

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  14. If A is any square matrix, then

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  15. If A and B are symmetric matrices of the same order, then

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  16. If A and B are two skew symmetric matrices of same order, then AB is s...

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  17. If A is a matrix of order mxxn and B is a matix such that AB' and B'A ...

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  18. Each diagonal element of a skew symmetric matrix is

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  19. show that [(1,1,3),(5,2,6),(-2,-1,-3)]=A is nilpotent matrix of order...

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  20. If A and B are two matrices such that both A+B and AB are defined, the...

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