Two 6-sided dice are rolled at the same time. how many outcomes correspond to the event that the sum of the numbers  is 5?

What is always true when two whole numbers are subtracted?

The patient recovery time from a particular surgical procedure is normally distributed with a mean of 5.2 days and a standard deviation of 1.7 days. what is the probability of spending more than 2 days in recovery? (round your answer to four decimal places.)

What is the domain of the function y=3 ln x graphed below?