File:Polynomialdeg3.svg · Wikimedia Commons · See Wikimedia Commons
cubic equation
Sign in to savea polynomial equation in a single variable where the highest exponent of the variable is 3.
~40 min read
Encyclopedic overview
Graph of a cubic function with 3 real roots (where the curve crosses the horizontal axis at y = 0). The case shown has two critical points. Here the function is
f ( x )
Excerpted from Wikipedia’s “cubic equation” article, available under the CC BY-SA 4.0 licence.