X AND Y INTERCEPTS

INTERCEPT

In a function, an intercept is the point at which the graph of the line crosses an axis.

If it crosses the y-axis it is called the Y INTERCEPT and has the point (0,Y)

If it crosses the x-axis it is called the X INTERCEPT and has the point (X, 0)

FINDING INTERCEPTS ON GRAPH

FROM AN EQUATION

EXAMPLE 3

EXAMPLE 4

SUMMARY

You should be able to find X and Y intercepts from: Graph Table Equation

You should know what the intercepts represent in a problem situation