Consider the quadratic function . What is the axis of symmetry for this function?
Answer & Analysis
Analysis
Question Analysis
This question assesses the student's ability to find the axis of symmetry of a quadratic function given in intercept form. The axis of symmetry is the vertical line that passes through the vertex of the parabola.
Key Concept Explanation
The axis of symmetry for a quadratic function in intercept form is given by the formula . This line divides the parabola into two symmetrical halves.
Step-by-step Solution
1. Identify the x-intercepts: and
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