Nine coins are tossed simultaneously. In how many of the outcomes will the first coin turn up a head?
Options.
A) 2^8 B) 2^10 C) 3 * 2^8 D) 3 * 2^9 E) 3 * 2^10
Fix the first coin as H. The remaining8 coins have 2^8 outcomes.   2^8ns:2^8
<result>A</result>
Nine coins are tossed simultaneously. In how many of the outcomes will the first coin turn up a head?