The terminal ray of an angle (theta/0) in standard position goes through the point (-5, -2). Which of the following is the value of tan 0 ?

What is the value of the digit 1 in the number 13?

These tables represent a quadratic function with a vertex at (0, -1). what is the average rate of change for the interval from x = 9 to x = 10?

There are three bags: a (contains 2 white and 4 red balls), b (8 white, 4 red) and c (1 white 3 red). you select one ball at random from each bag, observe that exactly two are white, but forget which ball came from which bag. what is the probability that you selected a white ball from bag a?