Algebra-1

Question Analysis
This question tests the student's ability to find the axis of symmetry using the property that symmetric points on a parabola have the same y-coordinate.

Key Concept Explanation
If two points on a parabola have the same y-coordinate, the axis of symmetry is the average of their x-coordinates.

Step-by-step Solution
1. Identify the x-coordinates of the given points: and
2. Calculate the average of the x-coordinates:

Click "Show Answer" to reveal the answer and analysis