A lottery has 25 million participants. At each round a random number of participants is selected to participate in the next round. That number is uniformly distributed between 1 and the number of participants left. How many rounds should be expected on average to get to 5 participants or less

Change negative exponents to positive. then solve. round to four decimal places

On friday, there were x students at the baseball game. on monday, there were half as many students at the game as there were on friday. on wednesday, there were 32 fewer students at the game as there were on friday. which expression could represent the total number of tickets sold for all 3 games?

Prove the following(cot0+cosec0)[tex](cot0 + cosec0) { }^{2} = \frac{1 + cos0}{1 - cos0} [/tex]