Which of the following sets of ordered pairs is not a function? {(1, 4), (2, 5), (3, 6), (4, 7)}
{(0, 2), (1, 2), (2, 2), (3, 2)}
{(-1, 5), (2, 4), (2, 6), (-3, 7)}
{(-4, 3), (-1, 1), (-2, 5), (3, 7)}

If g(x) is an odd function, which function must be an even function?

Arley is building a model of a city map. in one part of the city, three roads form a right triangle, which harley draws as triangle abc, with the following measures: m∠b=90° and m∠a=30°. in his scale model, the hypotenuse of triangle abc, ac¯¯¯¯¯¯¯¯, has a length of 817−−√ cm. what is the value of a (the length of bc¯¯¯¯¯¯¯¯)?

Need ! the total ticket sales for a high school basketball game were $2,260. the ticket price for students were $2.25 less than the adult ticket price. the number of adult tickets sold was 230, and the number of student tickets sold was 180. what was the price of an adult ticket?