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If A=[(1,-1,2),(2,1,-3),(-2,1,2)],B=[(2,...

If `A=[(1,-1,2),(2,1,-3),(-2,1,2)],B=[(2,1,0),(2,-3,1),(1,1,-1)]` then `(A+B)^(T)=`

A

`[(0,3),(4,1)]`

B

`[(3,4,-1),(0,-2,2),(2,-2,1)]`

C

`[(0,0,0),(0,0,0),(0,0,0)]`

D

`[(2,3,5),(4,2,1),(2,1,3)]`

Text Solution

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The correct Answer is:
B
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DIPTI PUBLICATION ( AP EAMET)-MATRICES-EXERCISE 1A MCQ (ALGEBRA OF MATRICES)
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  2. If A=[(0,1,-2),(-1,0,3),(2,-3,0)] then A+A^(T)=

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

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

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  5. If A=[(1),(0),(-1)],B=[(2,3,2)] then (A+B^(T))^(T)=

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  6. If A=[(1,-2,3),(-4,2,5)],B=[(1,3),(-1,0),(2,4)] then 2A+3B'=

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  7. If A=[(1,5,3),(2,4,0),(3,-1,-5)] and B=[(2,-1,0),(0,-2,5),(1,2,0)] the...

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  8. If A+2B=[(2,-4),(1,6)], B^T=[(1,2),(0,-1)] then A=

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  9. If 3A+4B'=[(7,-10,17),(0,6,31)],2B-3A'=[(-1,18),(4,-6),(-5,-7)] then B...

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  10. If A=[(i,0),(0,-i)], then A A'=

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  11. If A=[(0,i),(-i,0)] then "AA"^(T)=

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  12. If A=[(cos alpha, sin alpha),(-sin alpha, cos alpha)] then "AA"^(T)=

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  13. If A=[(cos alpha, sin alpha),(-sin alpha, cos alpha)], then (2A)(1/4A...

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  14. If A=[(2,0,-1),(1,1,2),(-1,1,0)] then "AA"^(T)=

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  15. If A=[(2,3),(5,-7)] then (A')^(2)=

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  16. If A=[(0,-1),(1,0)] then

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  17. If A=[(cos theta, sin theta, 0),(-sin theta, cos theta, 0),(0,0,1)] th...

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

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  19. If A=[(0,1),(1,0)], B=[(2,0),(0,1)] then (AB)^(T)=

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  20. If A=[(3,0),(-4,-1)],B=[(3,5,-7),(0,-1,8)],C=[(6),(-1),(0)] then C'B'A...

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