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NIMCET 2013 Question Paper with solutions

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Question : 1

Total: 120

If A = [

1	0	0
0	1	1
0	−2	4

] and 6A−1 = A2 + cA = dI where A−1 is A - inverse, I is the identity matrix, then (c, d) is:

(- 6 , 11)
(6 , - 11)
(11 , - 6)
(6 , 11)

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