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Question

If [11−11] [xy]=[24], then the values of x and y respectively are

A
3,1
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B
1,3
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C
3,1
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D
1,3
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Solution

The correct option is D 1,3
From the given matrix equation, we get
x+y=2 and x+y=4
Solving the two equations, we get
x=1 and y=3

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