Algebra-1

Question Analysis
This question evaluates the student's ability to identify the y-coordinate of the vertex from the vertex form of a quadratic function. The vertex form directly provides the vertex coordinates .

Key Concept Explanation
In the vertex form of a quadratic function, the y-coordinate of the vertex is the constant term . 

Step-by-step Solution
1. Identify the vertex form of the quadratic function:

Click "Show Answer" to reveal the answer and analysis