A and B alternate tossing coins until the first head. B uses a fair coin, and A uses one where P(T) = p. If A tosses first, find
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For this case as MNOP is a square then the angles of each vertex are equal to 90 degrees.
Therefore, we have the following equations:
From these equations, we can clear the values of the unknowns.
For equation 1 we have:
For equation 2 we have:
Answer:
The values of t and f are given by: