3.5.25 Suppose U = {3,5,7,9,10,12,15,16,18} is the universal set and A = {3,5,7,9,10,12,16,18). What is A?

Find the slope of the line that contains the following points. r(-2, 4), s(6, -2)

Find the equation of a line whose slope is 2/5 and y- intercept is 2.write your answer in the form 1) ax+by+c=02) x/a+y/b=1

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