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Mathematics 9 Online
OpenStudy (anonymous):

The x-intercepts of a quadratic function are -3 and 5. What is the equation of its axis of symmetry?

OpenStudy (anonymous):

For a quadratic function, the axis of symmetry will be the line in between the two x-intercepts. To find its x value, just add the intercepts together and divide by 2: -3+5=2 2/2=1 The axis of symmetry is the vertical line x=1

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