Mathlab Calculator v1.5.48

 Advanced scientific, algebra and graphing calculator, polynomial equation solving, polar graphs, complex numbers. Shows results as you type. Use menu to switch between modes (hold "Recent Apps" button if you don't have menu).
 FREE VERSION REQUIRES INTERNET CONNECTION!

 Only need basics? Try our new Fraction Calculator, internet is not required.

 Help site with instructions and examples: http://help.mathlab.us
 Visit us on Facebook for recent news and to ask questions: http://www.facebook.com/mathlabcalc.

 SCIENTIFIC CALCULATOR
 * arithmetic expressions +,-,*,/,÷
 * square root, cube and higher roots (hold root key)
 * exponent, logarithms (ln, log)
 * trigonometric functions sin π/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=cos2θ)
 * 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

 LIBRARY
 * user defined constants and functions (PRO)
 * save/load expressions

 Whats New:
 - polynomial factoring x^2-1->(x+1)*(x-1)
 - improved action bar (top menu) for Android 3.0 and up

https://play.google.com/store/apps/details?id=us.mathlab.android

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