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What is the middle term in the expansion...

What is the middle term in the expansion of `( 1- (x)/( 2))^(8)` ?

A

A)`( 35x^(4))/(8)`

B

B)`(17x^(5))/(8)`

C

C)`( 35x^(5))/( 8 )`

D

D)None of these

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The correct Answer is:
A
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