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Question 1:If P is of order 2 x 3 and Q is of order 3 x 2, then P Q is of order , 2 x 3 ,2 x 2 , 3 x 2 , 3 x 3, |
Answer» If `A` and `B` are two matrices of order `m xx n` and `l xx m` respectively, then, the order of `AB` is `n xx l.` Here, `P` is of order `2 xx 3` and `Q` is of order `3 xx 2.` `:.` Order of `PQ` will be `3 xx 3.` |
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