When a graph is displayed, press to view the math menu.

Press the number associated with an option or use the cursor keys to select an option and press .

Press to select Value which evaluates a function for a given value of x.

Press to select Zero which finds an x intercept.

Press to select Minimum which finds a relative minimum.

Press to select Maximum which finds a relative maximum.

Press to select Intersection which finds a point of intersection.

Press to select Derivatives which finds the derivative of a function.

Press to select which finds the value of the integral of a function.

Press to select Inflection which finds the inflection point of a curve.

Press to select Distance which finds the distance between two points.

Press to select Tangent which draws a tangent line at a point.

Press to select Arc which finds the arc length between two points.

Press to select Shade which shades a portion of a graph.