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

Press to see more options.

Press to select
Root which finds an x intercept.

Press to select
dy/dx which finds the derivative of a function.

Press to select
which finds a
definite integral of a function.

Press
to select Minimum which finds a relative minimum.

Press
to select Maximum which finds a relative maximum.

Press
to select Inflection which finds a point of inflection.

Press
to select Y-intercept which finds the y-intercept of a curve.

Press
to select Intersection which finds a point
of intersection.

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

Press
to select Arc which
finds the length along a curve from one point to another.

Press
to select Tangent
Line which draws a line to a curve at a point.