Online Graphing Calculator
Plot any function instantly, with roots, extrema and a value table.
Enter your values
ⓘ Live results
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
| x | f(x) |
|---|---|
| -10 | -2.45598 |
| -8 | -3.38936 |
| -6 | -1.52058 |
| -4 | -0.4432 |
| -2 | -1.5093 |
| 0 | 0 |
| 2 | 1.5093 |
| 4 | 0.4432 |
| 6 | 1.52058 |
| 8 | 3.38936 |
| 10 | 2.45598 |
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
- 1Type a function of x.
- 2Set the viewing window.
- 3Read the graph, roots, turning points and value table.
Worked example
Using the values the calculator loads with:
Inputs
- Function f(x)sin(x) + 0.3x
- x minimum-10
- x maximum10
Results
- Roots (x-intercepts)0
- y-intercept0
- 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)
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.
About this calculator
- Built and reviewed by James Whitfield · How we build and test calculators
- Report an error
Results are estimates for general information. For medical, legal, structural or financial decisions, confirm with a qualified professional.