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A coin is tossed 2n times. The change th...

A coin is tossed 2n times. The change that the number of times one gets head is not equal to the number of times one gets tail is

A

`((2n!))/((n!)^2)((1)/(2))^(2n)`

B

`1-((2n!))/((n!)^2)`

C

`1-((2n!))/((n!)^2)*(1)/(4^n)`

D

None of these

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The correct Answer is:
C
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