Concept explainers
To find:Two quadratic functions, one open-up and other opens- down which have same given intercepts.
Answer to Problem 55E
The quadratic function having x-intercepts
Explanation of Solution
Given data:
The given x-intercepts are
Concept used:
If the graph of function
Calculations:
If
Let
Therefore, the quadratic function that opens up is
The quadratic function that opens down is
We verify the results by graphing these quadratic functions.
Conclusion:
The quadratic function having x-intercepts
Chapter 2 Solutions
Precalculus with Limits: A Graphing Approach
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