Graphing Calculator + Math, Algebra & Calculus play online

Graphing Calculator by Mathlab is a scientific graphing calculator integrated with algebra and is an indispensable mathematical tool for students from high school to those in college or graduate school, or just anyone who needs more than what a basic calculator offers. It is designed to replace bulky and costly handheld graphing calculators and works on virtually any Android phone or tablet.

Free version requires internet connection and contains ads! Upgrade to PRO!

Video: https://youtu.be/6BR8Lv1U9kA
Help site with instructions and examples: http://help.mathlab.us
If you have a question, send email to [email protected]

SCIENTIFIC CALCULATOR
Square root, cube and higher roots (hold key)
Exponent or power, use x^ key, (x^2)
Logarithms ln(), log(), log[base]()
Trigonometric functions sin /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^ key)
Scientific and engineering notation (enable in menu)
Percent mode
Binary, octal and hexadecimal numbers, 0b1010, 0o123, 0xABC
Save and load history

GRAPHING CALCULATOR
Multiple functions graphing
Implicit functions up to 2nd degree (ellipse 2x^2+3y^2=1, etc.)
Polar graphs (r=cos2)
Parametric functions, enter each on new line (x=cos t, y=sin t)
Function roots and critical points.
Graph intersections
Tracing function values and slopes
Slide to scroll
Pinch to zoom
Fullscreen graphs (PRO)
Function tables
Save graphs as images
Save tables as csv
3D graphs (PRO)

FRACTION CALCULATOR
Simple and complex fractions 1/2 + 1/3 = 5/6
Mixed numbers, use space to enter values 3 1/2
Use parentheses (1+2)/(3+4)=3/7

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, factoring
Linear and quadratic inequalities

PROBABILITY AND STATISTICS
Hold n! key to enter functions, double tap dot to enter comma
Combinations nCr(5,2)=10
Permutations nPr(5,2)=20
Sample A=[1 2 3 4 5]
Sample B=[2 3 4 5 6]
Sum sum(A) = 15
Average avg(A) = 3
Median median(A) = 3
Sample variance var(A) = 2.5
Population variance varp(A) = 2
Standard deviation stdev(A) = 1.58..., stdevp(A) = 1.41...
Covariance cov(A,B) = 2.5
Correlation corr(A,B) = 1

MATRIX CALCULATOR
Matrix and vector arithmetic operations
Vector cross product, dot product (hold *) and norm
Matrix determinant, inverse, transpose and trace functions

LIBRARY
Physical constants (PRO)
User defined constants and functions (PRO)
Save expressions for future reference