Find the x and y intercepts on the TI-86
How to find the x and y intercepts on the TI-86 Check out this instructional math video that demonstrates how to find the x and y intercepts on a graph using the TI-86 graphing calculator. Intercepts are the points of the graph that crosses the x or y axis, so either axis will be zero. This step-by-step guide uses arrow keys to lead you through the simple process of using your TI-86 graphing calculator.