The graph of quadratic function f is shown on the grid. у
6
5
(-6,4)
→
x
-7 -65 -4 -3 -2
1
2 3
4
5
6 7
1
-2
(-2,-4)
-51
(-3,-5)
-6
What is the y-intercept of the graph of f?

Sera sells t-shirts at the beach. she believes the price of a t-shirt and the number of t-shirts sold are related. she has been experimenting with different prices for the t-shirts. she has collected a data set with five pairs of data; each consists of the price of a t-shirt and the number of shirts sold. the independent variable, which will go on the x-axis, is . the dependent variable, which will go on the y-axis, is the