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If [{:(2,3),(4,1)]xx[{:(5,-2),(-3,1)]=[{...

If `[{:(2,3),(4,1)]xx[{:(5,-2),(-3,1)]=[{:(1,-1),(17,lamda):}]` then what is `lamda` equal to ?

A

7

B

`-7`

C

9

D

`-9`

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PUNEET DOGRA-MATRIX-PREV YEAR QUESTIONS
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  2. If A is any matrix. Then the product AA is defied only when A is a mat...

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  3. If [{:(2,3),(4,1)]xx[{:(5,-2),(-3,1)]=[{:(1,-1),(17,lamda):}] then wha...

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  4. If A[{:(i,0),(0,-i)]B=[{:(0,-1),(1,0)] and C =[{:(0,i),(i,0):}] where ...

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  6. Consider the following statements : I. The matrix ({:(1,2,1),(2,2a,1...

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  7. If 2A=[{:(2,1),(3,2):}] then what is A^(-1) equal to ?

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  8. If A and B are two non-singular square matrices such that AB=A. then w...

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  9. If A=[{:(3,4),(5,6),(7,8):}] and B =[{:(3,5,7),(4,6,8):}], then Which ...

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  12. If the matrix AB is a zero matrix, then which one of the following is ...

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  13. If the sum the matrices [{:(x),(x),(y):}][{:(y),(y),(z):}] and [{:(z),...

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  14. A square matrix [A(ij)] such that a(ij)=0 for I ne j and a(ij)=k where...

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  15. Consider the following statements. I. Every zero matrix is a square ...

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  16. If a matrix A has inverse B and C. then which one of the following is ...

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  17. If A is a square matrix such that A^(2)=l where l is the identity matr...

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  18. What is the order of : [xyz] [{:(a,h,g),(h,b,f),(g,f,c):}][{:(x),(y),(...

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  19. Then sum and product of matrices A and B exist. Which of the following...

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  20. If A=[{:(1,2),(1,1):}] and B = [{:(0,-1),(1,2):}] , then what is the v...

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