Martin flips the coin 64 times. how many times can martin expect the coin to land on heads?

If a || b and e || f , what if the value of y ?

Asurvey of 45 teens found that they spent an average of 25.6 hours per week in front of a screen (television, computer, tablet, phone, based on the survey’s sample mean, which value could be the population mean? 2.3 hours 27.4 hours 75.3 hours 41.5 hours

What is the gcf of 20c^3-5c^4+30c^6