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If A=[[4, 1], [2, 3]] and B=[[2, 1], [0,...

If `A=[[4, 1], [2, 3]] and B=[[2, 1], [0, -2]]`, then `(AB)^(-1)=`

A

`[[(1)/(10), (1)/(20)], [(1)/(5), -(1)/(5)]]`

B

`[[-(1)/(10), (1)/(20)], [(1)/(5), -(1)/(5)]]`

C

`[[(1)/(10), (1)/(20)], [(1)/(10), -(1)/(5)]]`

D

`[[1, 0], [0, 1]]`

Text Solution

Verified by Experts

The correct Answer is:
C
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