For the quadratic function , what is the vertical translation of the parabola? Write your answer as "up" or "down" followed by the number of units.
Answer & Analysis
Analysis
Question Analysis
This question tests the student's understanding of the role of in the vertex form of a quadratic function. The value of determines the vertical translation of the parabola.
Key Concept Explanation
In the vertex form , the value of determines the vertical translation. If , the graph shifts up; if , the graph shifts down.
Step-by-step Solution
1. Identify the value of in the given function
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