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If A and B are two matrices of the order...

If A and B are two matrices of the order `3xxmand3xxn` , respectively , and m=n , then the order of matrix `(5A-2B)` is ……….

A

`mxx3`

B

`3xx3`

C

`mxxn`

D

`3xxn`

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The correct Answer is:
D
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