Math

Online Graphing Calculator

Plot any function instantly, with roots, extrema and a value table.

Enter your values

Results update instantly as you type — no submit needed.

Results
Roots (x-intercepts)
0
y-intercept
0
Turning points
(-8.1587, -3.4015), (-4.4077, -0.3684), (-1.8755, -1.5166), (1.8755, 1.5166), (4.4077, 0.3684), (8.1587, 3.4015)
x = -10f(x) = sin(x) + 0.3xx = 10
xf(x)
-10-2.45598
-8-3.38936
-6-1.52058
-4-0.4432
-2-1.5093
00
21.5093
40.4432
61.52058
83.38936
102.45598

Quick answer

An online graphing calculator plots a function over a chosen x-window so you can see its shape, intercepts and turning points without installing software.

How to use the Graphing Calculator

  1. 1Type a function of x.
  2. 2Set the viewing window.
  3. 3Read the graph, roots, turning points and value table.

Frequently asked questions

Which functions are supported?

Polynomials, trig (sin, cos, tan and inverses), exponentials, ln, log, sqrt, cbrt, abs and combinations of them with + − × ÷ and ^.

Is it free?

Yes, completely free with no sign-up, and it runs in the browser on phone or desktop.