Use the Counting Principle to calculate the size of each sample space. A yogurt shop sells 18 different flavors of yogurt. You go to the shop three times and randomly choose a flavor each time.

This doesn’t make sense to me it’s supposed to be lcm ( least common multiple )

How do the number line graphs of the solutions sets of -23 > x and x-23 differ?

Monitors manufactured by tsi electronics have life spans that have a normal distribution with a standard deviation of 1800 hours and a mean life span of 20,000 hours. if a monitor is selected at random, find the probability that the life span of the monitor will be more than 17,659 hours. round your answer to four decimal places.