1. Which of the following functions has the greatest y-intercept?

f(x): x = -3, -2, -1,0,1,2 and y = 9,4,1,0,1,4

g(x): 5 cos (3x) - 5

2. In what direction and by how many units is the graph of f(x) = 7 sin(3x + ) 2 vertically and horizontally shifted?

3. The length of a social media interaction is normally distributed with a mean of 3 minutes and a standard deviation of .4 minutes. What is the probability that an interaction lasts longer than 4 minutes?

4. What is the sum of a 52-term arithmetic sequence where the first term is 6 and the last term is 363?