pronumeral - Also known as a variable.
ParabolasFree Parabolas Calculator - Determines the focus, directrix, and other related items for a parabola.
Synthetic DivisionFree Synthetic Division Calculator - Using Ruffinis Rule, this performs synthetic division by dividing a polynomial with a maximum degree of 6 by a term (x ± c) where c is a constant root using the factor theorem. The calculator returns a quotient answer that includes a remainder if applicable. Also known as the Rational Zero Theorem
