The population of men with a localized prostate tumor and a certain pretreatment has been studied. It was found that the probability of 5-year survival is equal to 0.8. The mean number of
patients among 20 patients with a localized prostate tumor and a pretreatment that survive 5 years
is

How many zeros does the function f(x)=4x3-x2+1 have

Aye asap pls ! markin da brainiest too ! btw da step choices are all add, distribute, divide, n subtract

Francisco's credit card has an apr of 28.98%, calculated on the previous monthly balance. his credit card record for the last 7 months is shown in the table below francisco is trying to figure out what this all means. answer the following questions: what is the total amount that francisco has paid in interest over the 7 months? what is the total amount that francisco has made in payments over the 7 months? how much of francisco's payments have gone to paying down the principal on his account? what is francisco's new balance at the end of month 8? what will francisco be charged for interest for month 8?