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Two players A and B each toss 10 coins. ...

Two players A and B each toss 10 coins. The probability that they show equal number is heads is

A

`(.^(20)C_(10))/(2^(20))`

B

`(1)/(2^(10))`

C

`(1)/(2^(20))`

D

`(1)/(2^(9))`

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The correct Answer is:
A
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