The graph shows two points
that lie on the graph of a linear function.

a. Does the y-intercept of the graph of the linear function appear to be positive or negative?Explain.

b. Estimate the coordinates of the two points. How can you use your estimates to confirm your answer
in part (a)?

The graph shows two points that lie on the graph of a linear function a Does the yintercept of the graph of the linear function appear to be positive or negativ class=