2.7.8) A player of a video game is confronted with a series of three opponents and 85% probability of defeating each opponent. Assume that the results from opponents are independent (and that the player is defeated by an opponent the game ends) (a) What is the probability that a player defeats all three opponents in a game?l (b) What is the probability that a player defeats at least one opponent in a game? (e) If a game is played two times, what is the probability the player defeats all three opponents at least once