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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

A

k=3,p=n

B

k is arbitrary, p =2

C

p is arbitrary , k = 3

D

k = 2, p = 3

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MODERN PUBLICATION-MATRICES-EXERCISE
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