Algebra-2

Question Analysis
This question assesses the student's ability to calculate the axis of symmetry for a quadratic function in standard form. The axis of symmetry is essential for locating the vertex and symmetric points.

Key Concept Explanation
The axis of symmetry for a quadratic function is given by the formula . This vertical line divides the parabola into two mirror-image halves.

Step-by-step Solution
1. Identify the coefficients: ,

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