—Accepts the current addition or change
—Displays the selected function in textbook format in full-screen view (with vertical and horizontal scrolling
: Resolves references when one function is defined in terms of another
Plot view Press P to display Plot view and see the graphs of the equations
selected in Symbolic view. Plot view allows you to trace a plot, zoom in or out on a plot,
view its symbolic definition, and find various critical values.
to display (or hide) the full menu for this view. The menu items are as
—Displays the Zoom menu, with options to zoom in or out. You can also
quickly square zoom in (and out) on the current cursor position by pressing +
(and :). You can also vertically, horizontally, or square zoom in or out using a
2-finger pinch zoom gesture.
—Toggles the tracing cursor off and on. With the tracing cursor on, you can press R or L to move a point along
a plot. The coordinates of the point are displayed at the bottom of the screen. Press U or D to jump from one plot to
—Displays an input box, where you can specify an x-value for the tracing
cursor. You can also just enter an x-value. This displays the Go To input box. Just tap
to confirm the value. This option provides a quick way to evaluate a
function for a particular x-value.
—Opens the Function menu, with options to either find the following
objects or to sketch a simple function:
- Signed area
- Tangent (to the trace point)
- Sketch—Allows you to sketch a function in Plot view using your finger and then fit a common function (linear,
quadratic, exponential, logarithmic, or sinusoidal) to the result
—Displays the symbolic definition of the currently selected function (that is, the definition entered in Symbolic
view). If more than one function is plotted, press U or D to select another function.
Plot Setup view Press SP to display the Plot Setup view. This view enables you
to configure the appearance of the graphs in Plot view. There are two pages of options.
The fields on the first page are as follows:
• X Rng—Horizontal graphing range (minium and maximum)
• Y Rng—Vertical graphing range (minium and maximum)
• X Tick—Horizontal tick mark spacing
• Y Tick—Vertical tick mark spacing
The menu items on the first page of this view are as follows:
—Makes the selected value editable. (You can also just tap the field twice.)
Quick Start Guide