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Assume X, Y, Z, W and P are matrices of ...

Assume X, Y, Z, W and P are matrices of order `2xxn, 3xxk, 2xxp, nxx3 and pxxk` respectively. The restriction on n, k and p so that PY + WY will be defined are:

A

`k=3,p=n`

B

k is arbitrary, `p=2`

C

p is arbitrary, `k=3`

D

`k=2,p=3`

Text Solution

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The correct Answer is:
A
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Knowledge Check

  • Assume X, Y, Z, W and P are matrices of order 2xxn, 3xxk, 2xxp, nxx3 and pxxk , respectively. Choose the correct answer in the following questions : The restriction on n, k and p so that PY+WY will be defined are :

    A
    `k=3,p=n`
    B
    k is arbitrary, `p=2`
    C
    p is arbitrary, `k=3`
    D
    `k=2,p=3`

  • Assume X, Y, Z, W and P are matrices of order 2xxn, 3xxk, 2xxp, nxx3 and pxxk , respectively. Choose the correct answer in the following questions : If n=p , then the order of the matrix 7X-5Z is:

    A
    `pxx2`
    B
    `2xxn`
    C
    `nxx3`
    D
    `pxxn`

  • Assume X, Y, Z, W and P are matrices of order 2xxn, 3xxk, 2xxp, nxx3 and pxxk , respectively. Choose the correct answer in the following questions : If n=p , then the order of the matrix 7X-5Z is:

    A
    `pxx2`
    B
    `2xxn`
    C
    `nxx3`
    D
    `pxxn`

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