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The order of the matrix A is 3xx5 and th...

The order of the matrix A is `3xx5` and that of B is `2xx3`. The order of the matrix BA is

A

`2xx3`

B

`3xx2`

C

`2xx5`

D

`5xx2`

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The correct Answer is:
C
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DIPTI PUBLICATION ( AP EAMET)-MATRICES-EXERCISE 1A MCQ (ALGEBRA OF MATRICES)
  1. If A=[(0,2),(3,-4)],kA=[(0,3a),(2b,24)] then the values of k,a,b are r...

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  2. If [{:(x-1," "2,5-y),(" "0,z-1,7),(" "1," "0,a-5):}]=[{:(1,2,3),(0,4,7...

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  3. The order of the matrix A is 3xx5 and that of B is 2xx3. The order of ...

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  4. If [(1,2,3)]B=[(3,4)] then the order of the matrix B is

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  5. m[(-3,4)]+n[(4,-3)]=[(10,-11)]implies3m+7n=

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  6. If A=[(4,2),(-1,1)] then A^(2)=

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  7. If A=[(ab,b^(2)),(-a^(2),-ab)] then A^(2)=

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  8. If A=[(1,-3,-4),(-1,3,4),(1,-3,-4)] then A^(2)=

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  9. If A=[(a^(2),ab,ac),(ab,b^(2),bc),(ac,bc,c^(2))] and a^(2)+b^(2)+c^(2)...

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  10. If A=[(2,3),(4,-1)],B=[(1,-2),(-1,3)] then A^(2)-B^(2)=

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  11. A=[(-1,0),(0,2)]impliesA^(3)-A^(2)=

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  12. A=[(i,-i),(-i,i)],B=[(1,-1),(-1,1)]impliesA^(8)=

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  13. If A=[(a,b),(b,a)] and A^(2)=[(alpha, beta),(beta, alpha)] then

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  14. If A=[(2,1),(1,3)],B=[(3,2,0),(1,0,4)] then AB=

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  15. If A=[(1,-1),(3,4),(-1,5)],B=[(-1,2),(3,1)] then AB=

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  16. If A=[(1,3,0),(-1,2,1),(0,0,2)],B=[(2,3,4),(1,2,3),(-1,1,2)] then AB=

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  17. If A=[(a^(2),ab,ac),(ab,b^(2),bc),(ac,bc,c^(2))], B=[(0,c,-b),(-c,0,a)...

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  18. If A=[(1,0,1)],B=[(2,1),(1,0),(3,2)] thenAB=

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  19. If A=[(1),(2),(3)],=[(-1,3,2)] then AB=

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  20. If A=[(3,4),(-2,0)],B=[(2),(1)] then AB=

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