Math Calculators, Lessons and Formulas

It is time to solve your math problem

mathportal.org

Polynomial graphing calculator

This page help you to explore polynomials of degrees up to 4. It can calculate and graph the roots (x-intercepts), signs, Local Maxima and Minima, Increasing and Decreasing Intervals, Points of Inflection and Concave Up/Down intervals.

Polynomial Graphing Calculator
Explore and graph polynomials. ( show help ↓↓ )
0123456789+-.x^del
Roots (x-intercepts) Sign
Local Maxima and Minima Increasing/Decreasing Intervals
Points of Inflection Concave Up/Down Intervals
Calculate All
working...
examples
example 1:ex 1:
Sketch the graph of polynomial $p(x) = x^3-2x^2-24x$
example 2:ex 2:
Find relative extrema of a function $f(x) = x^3-x$
example 3:ex 3:
Find the inflection points of $-x^4+x^2+4$
example 4:ex 4:
Sketch the graph of polynomial $p(x) = x^4-2x^2-3x+4$

Quick Calculator Search

Was this calculator helpful?

Yes No
165 492 379 solved problems