The intercept form of a quadratic function is given by . If the x-intercepts are 3 and -8, what is the value of ?
Answer & Analysis
Analysis
Question Analysis
This question tests the student's understanding of the intercept form of a quadratic function. The key is to recognize that and are the x-intercepts and to correctly identify their values.
Key Concept Explanation
In the intercept form , the values and are the x-intercepts of the quadratic function. The sum is used to find the axis of symmetry.
Step-by-step Solution
1. Identify the x-intercepts:
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