Me with number one it is due soon! i have absolutely no idea how to do it, but i know the awnser is 49 pie( math symbol) for 1. but i don't know how that person got that? ! me figure this out if you know.

Data was collected on myrtle beach for 11 consecutive days. each day the temperature and number of visitors was noted. the scatter plot below represents this data. how many people visited the beach when the temperature was 84 degrees?

Complex numbers multiply √-4 * √-25 and show all intermediate steps. alternative notation is sqrt(-4) * sqrt(-25).

If x = -2, then x 2-7x+10 equals a. 0 b.20 c.28