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If 1,log9(3^(1-x)+2), log3(4*3^x-1) are ...

If `1,log_9(3^(1-x)+2), log_3(4*3^x-1)` are in A.P then x equals to

A

`log_3"4`

B

`1-log_3"4`

C

`1-log_4"3`

D

`log_4"3`

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The correct Answer is:
B
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