Question

Given the following quadratic equation:

x² - 4x + 4
Find the vertex:
(h,k) = (
Find the roots as points:
Root 1: (
Root 2: (

Answer 1

x² - 4x + 4 = (x - 2)²

The vertex is (2, 0). It follows that 2 is a double root (a root of multiplicity 2).