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If A= [(2x,0),(x,x)] and A^(-1)= [(1,0)...

If `A= [(2x,0),(x,x)] and A^(-1)= [(1,0),(-1,2)]`, then x=a)2 b)`(1)/(2)` c)1 d)3

A

2

B

`(1)/(2)`

C

1

D

3

Text Solution

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The correct Answer is:
B
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