Concept explainers
To Complete: The equation for the function pictured in each mapping diagram.
Answer to Problem 25WE
Function is
Explanation of Solution
Given information:Given function is
Calculation:
From the mapping diagram the domain and range of the function is.
Domain is {1,2,3,4,…) and range (3,5,7,9……)
The coordinates ofthe points of the graph of the function are (1,3),(2,5),(3,7),(4,9)…..
Let function is
Where A represents the unknown to be determined here.
From the domain and range of the function.
The function is therefore defined by the expression :
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Algebra and Trigonometry: Structure and Method, Book 2
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