The highest power of 12 that divides 273 (with remainder) is 
, and dividing gives
Divide the remainder term by the next highest power of 12,
.
So
, since
Divide the remainder term by the next highest power of 12,
So
Given that there were 4 Heads in the first 7 tosses, find the probability that the 2nd Heads occurred at the 4th toss. Give a nu
1 answer:
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