KEAM 2015 Math Paper

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Question : 54 of 120

Marks: +1, -0

If A=[

x	x−1
2x	1

] and if det A = -9, then the values of x are

3
2
,−3
−
2
3
,3
2
3
,3
−
3
2
,3
−
3
2

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