The sequence below shows the number of raffle tickets that Samantha sold each day during a month.
3, 7, 11, 15, ...
Which explicit formula models the number of tickets Samantha sold on day x?

The vertices of a rectangle are given in the columns of the matrix . if is found to perform a transformation, what are the coordinates of the transformed rectangle? (0, 0), (0, –3), (–3, –3), (–3, 0) (0, 0), (0, 3), (3, 3), (3, 0) (0, 0), (0, 3), (–3, –3), (–3, 0) (0, 0), (0, 3), (–3, 3), (–3, 0)

Which graph corresponds to the function f(x) = x2 + 4x – 1?

60 musicians applied for a job at a music school. 14 of the musicians play both guitar and drums. what is the probability that the applicant who gets the job plays drums or guitar?