3. A single-elimination tournament, also known as a knockout tournament, is one where the loser of a match is automatically eliminated from the tournament. The winners of each round continue to playr each other until a single winner is declared. Determine the total number of matches that are necessary for a chess tournament involving 1024 participants. Answer: % 4. Think back to the problem of the bouncing ball from Lesson 4 and from Self-Check 4 in this lesson. a. Explain why the total vertical distance travelled by the ball could not be determined by evaluating 85. Answer: % b. How would the expression for the total vertical distance travelled by the ball change if the rst term in the series were the height after the first bounce instead of the initial height? Answer: %