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If in the expansion of (a-2b)^(n), the s...

If in the expansion of `(a-2b)^(n)`, the sum of `5^(th)` and `6^(th)` terms is 0, then th e values of `a//b`=

A

`(n-4)/(5)`

B

`(2(n-4))/(5)`

C

`(5)/(n-4)`

D

`(5)/(2(n-4))`

Text Solution

Verified by Experts

The correct Answer is:
B
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