A multiple root is a root with multiplicity , also called a multiple point or repeated root. For example, in the equation , 1 is multiple (double) root.
If a polynomial has a multiple root, its derivative also shares that root.
A multiple root is a root with multiplicity , also called a multiple point or repeated root. For example, in the equation , 1 is multiple (double) root.
If a polynomial has a multiple root, its derivative also shares that root.
Weisstein, Eric W. "Multiple Root." From MathWorld--A Wolfram Web Resource. https://mathworld.wolfram.com/MultipleRoot.html