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20 February, 06:41

If matrix P has order 4x2 and matrix Q has the order 2x1. what is order of matrix PQ?

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  1. 20 February, 08:15
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    4x1

    Step-by-step explanation:

    if the columns of P = the ropes of Q you can multiply PQ and the resultant matrix is order (rows of P) x (columns of Q)

    you have 4x2 * 2x1. since the 2's in the middle match the answer is a 4x1
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