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The ninth term of the expansion((3x) (-1...

The ninth term of the expansion`((3x) (-1)/(2x))^(8)` is

A

`(1)/(512x^(9))`

B

`(-1)/(512x^(9))`

C

`(-1)/(256.x^(8))`

D

`(1)/(256.x^(8))`

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The correct Answer is:
D
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