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State the order of the following matric...

State the order of the following matrices
`((1,2,3),(4,5,6),(7,8,9))`

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The correct Answer is:
`3 xx 3`
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CENGAGE-MATRICES-Test yourself (Level 3) Multiple choice questions
  1. State the order of the following matrices ((1,2,3),(4,5,6),(7,8,9)...

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  2. Which of the following matrices can be represented by the notation ...

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  3. The short notation of the matrix B = [(b(11),b(12),b(13)),(b(21),b(22...

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  4. Which of the following is an upper triangular matrix ?

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  5. Which of the following is a diagonal matrix ?

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  6. What is the value of trace of the following matrix ? A = [(2,3,4),(7...

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  7. A 2 xx 3 matrix A = [ a(ij)], whose elements are given by a(ij) = ((1...

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  8. Which of the following is represented by c = diag (3,5,7)?

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  9. Transpose of the matrix A = [(2,3,4),(5,6,7)](2xx3) is

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  10. if [(2 alpha + 1, 3 beta),(0,beta^(2)- 5 beta)]= [(alpha + 3, beta^(2)...

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  11. Given =A [(1,3,5),(-2,0,-2),(0,4,-3)]B = [(0,3),(-2,0),(0,4)]C = [(4,...

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  12. If A = [(0,2),(3,-4)] and kA = [(0,3a),(2b,24)] then find the value of...

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  13. Given A = [(1,2,-3),(5,0,2),(1,-1,1)] and B - [(3,-1,2),(4,2,5),(2,0,...

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  14. The value of x and y for the equation 2 x - y = [(3,-3,0),(3,3,2)]...

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

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  16. If A = [(0,1,I2),(1,2,3),(2,3,4)] and B = [(1,-2),(-1,0),(2,-1)] , the...

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

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  18. If A = [(alpha,2),(2 , alpha)] and det (A) = 0 then the value of alph...

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  19. If A = [(1,-1),(2,-1)] , B = [(a,1),(b,-1)] and (A + B)^(2) = A^(2) + ...

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  20. If A = [(1,2),(2,3)] and A ^(2) + lambda A - I(2) = 0 " then " lambd...

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  21. If A [ (cos theta, sin theta),(-sin theta, cos theta)], " then " A^(2)...

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