Concept explainers
To graph: Find the equation and plot the graph accordingly.
Explanation of Solution
Given information: It is given that
Calculation: Since, focus lies on y-axis.
Hence, the equation will be either
But, focus has a negative y-coordinate, hence, we use equation
The coordinate of focus
Hence,
Therefore, the required equation of parabola is
Graph: The required graph is given below.
Interpretation: Parabola
Chapter 9 Solutions
Algebra and Trigonometry: Structure and Method, Book 2
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