Mathlab Graphing Calculator

Algebra and graphing calculator. Polynomials, matrices, fractions, derivatives.
Advanced scientific, algebra and graphing calculator, polynomial equation solving, complex numbers. Shows results as you type. Use menu to switch between modes.
FREE VERSION REQUIRES INTERNET CONNECTION! IN-APP $5 UPGRADE.

SCIENTIFIC CALCULATOR
* arithmetic expressions +,-,*,/,÷
* square root, cube and higher roots (hold root key)
* exponent, logarithms (ln, log)
* trigonometric functions sin p/2, cos 30°, …
* hyperbolic functions sinh, cosh, tanh, … (hold “e” key to switch)
* inverse functions (hold direct function key)
* complex numbers, all functions support complex arguments
* derivatives sin x’ = cos x, … (hold x^n key)
FRACTION CALCULATOR
* simple and complex fractions 1/2 + 1/3 = 5/6
* mixed numbers, use space to enter values 3 1/2
ALGEBRA CALCULATOR
* linear equations x+1=2 -> x=1
* quadratic equations x^2-1=0 -> x=-1,1
* approximate roots of higher polynomials
* systems of linear equations, write one equation per line, x1+x2=1, x1-x2=2
* polynomial long division
* polynomial expansion
MATRIX CALCULATOR
* matrix and vector operations
* dot product (hold *), cross product
* determinant, inverse, norm, transpose, trace
GRAPHING CALCULATOR
* multiple functions
* implicit functions up to 2nd degree (ellipse 2x^2+3y^2=1, etc.)
* polar graphs (r=cos2?)
* function roots and critical points on a graph, tap legend to turn on and off (top left corner), hold to display a list
* graph intersections (x^2=x+1)
* tracing function values and slopes
* scrollable and resizable graphs
* fullscreen grapps in landscape orientation
* function tables
* save graphs as images
* save tables as csv

Graphing Calculator

A Simple Graphing Calculator
- Added Basic Calculator
- Added Scientific Calculator
- Added Graphing Calculator
- Pinch Zoom for Graphing Calculator
- Take Screenshot of Graph
- Added Tablet Screen Size Support
- Improved User Interaction for Graphing Calculator
- Scientific Notation
- Radian vs Degree
- InApp purchase to remove ads banner
- copy and paste using clipboard
Please press Shift on the top left corner, if you don’t find the operation key.
- buttons like ln, sqrt, log, 1/x, sinh, sinh-1, cosh, cosh-1, tanh, tanh-1
- abs means absolute value |x|

Size : 220k
Current Version : 1.7
Requires Android : 2.1 and up

Notebooks

***Now backup/restore to Google Drive or Dropbox***
Take notes and even attach your free hand drawing, everything in style and completely without papers!
Create multiple notebooks for every subject and avoid messing up your notes.
Notebooks is the only application you will ever need for all your note making needs.
Designed with flexibility and ease of use in mind, taking notes is now at it simplest with our application. With multiple colors and custom title for each notebook cover, you will enjoy creating a notebook for every subject you want.
Notebooks is a must have application for students, business men and for anyone using their phones and tablets for taking notes.
*The permission GET_ACCOUNTS is to communicate with the Google Drive to backup the data. We do not store your account details in the app.

Features:
1. Create multiple notebooks.
2. Customizable cover, title, number of pages and page style for every notebook.
3. Password protected.
4. Set a title for every page.
5. Instant search within each notebook.
6. Attach image files.
7. Bookmark a page.
8. Create your own free hand drawing.
9. Easily find your entries.
10. Custom fonts for each notebooks.
11. Set theme for each notebook.
12. Convert the entire Notebook to PDF with attachments. (Currently supports English only)
13. Apply text styles such as Bold, Italics and Colored-Highlights
14. Backup/Restore. (option available in the menu of the Notebooks screen)
15. Backup to Google Drive (Works on devices with OS higher than version 2.2)

How to use?
1. Use ‘+’ mark in the home screen to create new books.
2. Long tap on any book to edit/delete the book.
3. Use ‘Password’ option in the Menu to set/reset the password.
4. On the Page tap on Page Header to set the Title for the page.
5. Tap on book shelf header to change the theme.
6. Make use of different editing options provided at the bottom of the page.
How to apply font styles, such as bold, italics or color?
1. Double tap on a word in the page, to get the style controls.
2. Adjust the selection range and apply styles.
3. Tap anywhere on the page to hide the style controls.