Which of the sets of ordered pairs represents a function? A = {(1, −2), (3, −5), (5, 2), (7, 5)} B = {(4, 2), (4, −2), (9, 3), (9, −3)}

What is the area of a triangle with vertices at (-3 3) (-3,2) and (1,2)?

Factor the polynomial. b^2 + 4b + 4

There are 8 movies that you would like to see currently showing in theatres. in how many different ways can you choose a movie to see this saturday and one to see this sunday?