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Graphing Calculator with Derivatives: Graph functions and parametric curves and Derivatives. Graph equations. Plot Points. Find roots (zeros) of functions. Cartesian_Polar GCalc-D: Online Graphing Calculator with Derivatives

To use this graphing calculator, select Graph Type: Function, Parametric Curve, Equation or Point Set, and select Coordinate System: Cartesian or Polar.

Sophisticated, Easy to Use. The Most Powerful and the Most Accurate Online 2D Graphing Calculator and Derivative Calculator

■ To graph a function, parametric curve or equation, or to plot Points type in the expression and press Draw Graph (or press Enter on the keyboard).

■ To draw two or more graphs on the same coordinate plane first press Draw Multiple Graphs.... Quick Start

Instructions
for gCalcD Online Graphing Calculator
Entering Expressions
Graphing Functions Graphing Parametric Curves Graphing Equations Plotting Points
Predefined Functions  sqrt(x), abs(x),
 sin(x), asinh(x),
 floor(x), exp(x),
 ln(x), log(x), etc. Calculating Derivatives Solving Equations / Roots
Advanced Features
-- MouseMatics! -- Changing the Scales & Zooming Translating the Origin Rotating the Axes
Changing the Colours

Expression Type in
2(-3)-(-4) 2(-3)-(-4) or 2*-3--4
x2 x^2 (or xx)
-x2 -x^2 (or -xx)
x-2 x^-2
(x-3)2 (x^-3)^2 or x^-3^2
4x2
-3
 4x^2/-3
x+2
3x
 (x+2)/(3x)
ex + e-x e^x + e^-x
e4x + e-4x e^(4x)+ e^(-4x)
34x 3^(4x)
|x| abs(x)
|6x-7| abs(6x-7)
√x sqrt(x) or x^(1/2)
√2x+3 sqrt(2x+3) or (2x+3)^.5
3√x x^(1/3)
x3y x^3y
x3y x^(3y)
sin(2πx) sin(2pix)
{(1,2),(3,4)} 1,2; 3,4


Function Grapher (Simple) Graphs functions in Cartesain and polar coordinate system only

Two-Variable Function Grapher :
2 Variable Function Grapher


What is a function?
What is the graph of a function?
What is a coordinate system?

Your browser is not Java-enabled or active content is blocked. Refer to the Information Bar below your browser's toolbar and select Allow active content. If the applet is still not showing go to Tools select Internet Options. Under Advanced tab, scroll down until you find Java (SUN) and select Use JRE [some version number] for applets. In Windows Vista, go to Control Panel. In Classic view you will find the Java icon. Double click on it to open Java Control Panel. Under Java tab, click View... and select Enabled. If you didn't find Java (SUN) you need to download it from SUN Microsystems Below are only images of Online Graphing Calculator.

gCalc-d: Graphing Calculator

If the Graphing Calculator is not showing correctly on Mac and other non-Windows platforms click here.

π: Ctrl+P or Alt+P or pi.
∞: Ctrl+8 or Alt+8 or infinity.
θ: Ctrl+T or Alt+T or theta. You can also use x instead of θ in polar mode; it will be replaced by θ when you press Draw Graph or Enter on the keyboard.


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Examples

Functions:

f(x) = 3x^2-4x-2  parabola (Cartesian)

f(x) = 3sin(2x)  4-petal rose (polar)

f(x) = 1/(1-.7cos(x))  ellipse (polar)

f(x) = asin(x)  arc sin(x), inverse of sin(x)


Parametric Curves:

p(t) = (4cos(t), 3sin(t))  ellipse (Cartesian)

p(t) = (5cos(17t), 4sin(15t))  Graph it!

p(t) = (cos(4t), 4sin(t))  Graph it!


Equations:

x = 3y^2-4y-2  parabola (Cartesian)

x^2-3xy-2y^2+4x+2y-2 = 0  hyperbola (Cartesian)

sin(2x) = sin(2y)  Graph it!

sin(x) = sin(xy)  Graph it!

sin(y) = sin(4x)  Graph it! (polar)

4sin(y) = 3cos(4x)  Graph it! (polar)

sin(x) = rcos(x)^2  parabola (polar)


Point Sets:

1,2; 2,3; -1,1; -2,2  Graph it!

1,2+pi; 2, ln(10); (1+e)sin(pi/3),-2  Graph it!



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