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Let A = [(1,0,0), (2,1,0), (3,2,1)], and...

Let `A = [(1,0,0), (2,1,0), (3,2,1)],` and `U_1, U_2 and U_3` are columns of a `3 xx 3` matrix `U`. If column matrices `U_1, U_2 and U_3` satisfy `AU_1 = [(1),(0),(0)], AU_2 = [(2),(3),(0)], AU_3 = [(2),(3),(1)]` then the sum of the elements of the matrix `U^(-1)` is

A

-1

B

0

C

1

D

3

Text Solution

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The correct Answer is:
B
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MOTION-MATRICES -Exercise - 4 (Level-II)
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  4. If A= ((1,0,0),(2,1,0),(3,2,1)), U(1), U(2), and U(3) are column matri...

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  8. Let A be the set of all 3xx3 symmetric matrices all of whose either 0 ...

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  12. Let p be an odd prime number and Tp be the following set of 2 x 2 ma...

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  20. Let M be a 2 × 2 symmetric matrix with integer entries. Them M is inve...

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