Answer:

Step-by-step explanation:

Recall that the change of base formula is 
Answer:
Step-by-step explanation:
-5+-15= -20
4+15= 19
-20+19
-1
The answer to the problem is going to be 3
The probability of losing per flip is 1/2. Multiply 1/2 by itself 6 times since the condition is asking for the probability for the person to lose 6 times in a row. 1/2 * 1/2 * 1/2 * 1/2 * 1/2 * 1/2 = 1/64. The answer is 1/64.