An x-intercept is where the graph touches or crosses the x-axis.
A y-intercept is where the graph touches of crosses the y-axis.
To find an x-intercept: Let y=0 and solve for x.
To find an y-intercept: Let x=0 and solve for y.
Example: Find the intercepts of the circle for the given equation.
To find an x-intercept, let y=0 and solve for x.
This equation has two x-intercepts. and
To find a y-intercept, let x=0 and solve for y.
This equation has two y-intercepts. and