GraphNCalc84 - for TI-84 Plus

NEW KEYBOARD • The 2nd and alpha labels sit inside every key, with a round arrow pad • Pick the colors of the 2nd and alpha labels under MODE ▸ LABEL COLORS • Light and dark follow DISPLAY in MODE • On iPad in landscape the keypad sits beside the display, so your graph gets the full height PROGRAMS • Press 2nd clear to write and run programs • Built-in editor with a toolbar for →, Lbl, Goto, If, For, Disp, Input and more • Import .8xp files from the Files app and run them with Input, Prompt, Menu, Pause and Output • Programs share variables, lists and Ans with the home screen GRAPHING • Zeros, maxima, minima and intersections snap under your cursor. Turn it on under FORMAT ▸ DETECT • Scroll the graph with one finger, drag a curve to trace it, press GRAPH to jump back to your window • The complete DRAW menu: text, pen, points, circles and shading, ten stored pictures, or a photo behind your graph • The full ZOOM menu: Zoom Box, Zoom Default, Zoom [-10,10], Zoom Fit and more, plus quick zoom with + and − • Sequence variables u, v and w on 2nd 7, 8 and 9 MATH • Math templates palette on alpha + X,T,θ,n: fraction, absolute value, piecewise, integral, derivative, sum, nCr, nPr and matrix • Matrices fill in right on the home screen • Piecewise functions, three new regression models, distribution shading and gradian mode • Tap any result to flip between fraction and decimal, alpha + enter shows the decimal right away MENU AND HELP • New side menu on ≡: Graph, Table, Programs, Draw, Geometry, Periodic table and Unit converter are one tap away • The ? key opens help with links to the manual apps and the printed guidebook • Share an equation as a link, and GraphNCalc84 opens it directly

General bug fixes and improvements.