Algebra-2

Question Analysis
This question tests the student's ability to find the y-coordinate of the vertex of a quadratic function given in intercept form. The vertex is the maximum or minimum point of the parabola.

Key Concept Explanation
The y-coordinate of the vertex can be found by substituting the x-coordinate of the axis of symmetry into the quadratic function. The axis of symmetry is given by .

Step-by-step Solution
1. Identify the x-intercepts: and .
2. Find the axis of symmetry:

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