The nth term of a sequence is 2n2 - 1
The nth term of a different sequence is 40 - 12
Show that there is only one number that is in both of these sequences.

Monica build a remote control toy airplane for science project to test the plane she launched it from the top of a building the plane travel a horizontal distance of 50 feet before landing on the ground a quadratic function which models the height of the plane in feet relative to the ground at a horizontal distance of x feet from the building is shown

You give a $4 tip for a meal that cost $22. approximately what percent of the bill was your tip?

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?