Use the power rule and the power of a product rule to simplify the following expression.

(3b^7)^4

Calculate the missing value. round the answer to on decimal place. start with 70, increase it by 21%, and end up with

Solve for x and select the correct answer

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.)