Which of the following relations is a function?
{ (2, 6), (3, 9), (4, 2), (3, 6) }
{ (2, 8), (3, 6), (2, 4), (0, 2) }
{ (3, -2), (4, 7), (-2, 5), (-4, 5) }
{ (4, 7), (-2, 5), (1, 3), (-2, 1) }

James wants to promote his band on the internet. site a offers website hosting for $4.95 per month with a $49.95 startup fee. site b offers website hosting for $9.95 per month with no startup fee. for how many months would james need to keep the website for site a to be a better choice than site b? define a variable for the situation. write an inequality that represents the situation. solve the inequality to find out how many months he needs to keep the website for site a to be less expensive than site b. using words, describe how many months he needs to keep the website for site a to be less expensive than site b.

X-intercept=-5 y-intercept=2 the equation of the line is

#1-20 state whether the angles are alternate interior, alternate exterior, vertical, or corresponding angles.