What should be the value of x so that the matrix (\table2,4;-8,x) does not have an inverse? [NDA II 2018]

UPSC NDA II 2018 Mathematics Solved Paper

Question : 20 of 120

Marks: +1, -0

What should be the value of x so that the matrix (

2	4
−8	x

) does not have an inverse?

[NDA II 2018]

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