MISCELLANEOUS EXERCISE -4 (B)
(Textbook pages 99 to 102)
I. Select the correct option from the given alternatives :
1 3
1 0
1. Given A
I=
If A-21 is a
2 2
0 1
(61)
singular matrix, then ...
(A) a = 0
(C) 22 +32-4=0
(B) 12 - 37 - 4= 0
(D) 22 - 32 – 6=0
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