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Standard VI

Mathematics

Perimeter of a Triangle

Matrix A ha...

Question

Matrix $A$ has $x$ rows and $x + 5$ columns. Matrix $B$ has $y$ rows and $11 - y$ columns. Both $A B$ and $B A$ exist, then

x = 3, y = 4

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x = 4, y = 3

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x = 3, y = 8

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x = 8, y = 3

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Solution

The correct option is C $x = 3, y = 8$

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The correct option is C x=3,y=8

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