Question

find the vertex, the axis of symmetry, and the y -intercept of the graph. vertex: (2, -1) axis of symmetry: x = 2 y -intercept:

Explanation:

Step1: Identify y - intercept definition

The y - intercept is the value of y when x = 0.

Step2: Locate x = 0 on graph

Looking at the graph, when x = 0, y = 3.

Answer:

3