Zcalculate.
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math / Free Online Tool

Graphing Calculator.

An interactive 2D function plotter. Graph multiple equations, zoom, pan, trace coordinates, and compute numerical derivatives or integrations.

Input Parameters

Graphing Calculator
Coordinates

Functions List

f1
f2
f3
f4

Calculus & Geometry

Scatter Data Overlay

Comments & Feedback.

Frequently asked questions.

How do I plot a function?

Type the equation (e.g. y = x^2 or f(x) = sin(x)) into the input field and click Plot. You can add up to 4 functions simultaneously.

Can I find zeros and extrema?

Yes. The graphing interface includes analytical tools to compute zeros, extrema, and numerical integrals under curves.

Related calculators.

Explore more tools that complement this calculator.