What is the constant in the equation y=2.7x

Graph the equationy=x^2 -[tex]y = x^{2} - 2[/tex]

Which of the following graphs could represent a quartic function?

Solve the problem by making up an equation. a man could arrive on time for an appointment if he drove the car at 40 mph; however, since he left the house 15 minutes late, he drove the car at 50 mph and arrive 3 minutes early for the appointment. how far from his house was his appointment?