Algebra-2

Question Analysis
This question tests the student's ability to find the y-coordinate of the vertex for a quadratic function in intercept/factored form. The y-coordinate is found by substituting the x-coordinate of the vertex back into the function.

Key Concept Explanation
The y-coordinate of the vertex for a quadratic function in the form is found by first determining the x-coordinate of the vertex using , and then substituting this value back into the function to find .

Step-by-step Solution
1. Identify the x-intercepts from the given function: .
2. From the form , we see that

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