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If `A` is non-singular and `(A-2I)(A-4I)=O ,t h e n1/6A+4/3A^(-1)` is equal to `O I` b. `2I` c. `6I` d. `I`

A

O

B

I

C

2I

D

6I

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B
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MARVEL PUBLICATION-MATRICES-TEST YOUR GRASP
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  6. If A=[(x,1),(1,0)] and A=A^(-1), then x= . . . .

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  15. If A={:[(secx,tanx),(tanx,secx)]:}" and "A(adj*A)=k{:[(1,0),(0,1)]:},"...

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  18. If A={:[(2,3),(1,2)]:}" and "B={:[(3,1),(1,0)]:}," then: "B^(-1)A^(-1)...

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