Concept explainers
To find: whether the given relation is function or not.
Answer to Problem 67PPE
The given relation is a function.
Explanation of Solution
Given information:
Consider the relation
Calculation:
Relation is a function , if each input having only one output.
By observing the above graph, at each and every input we have only single output.
Or apply vertical line test.
Draw a vertical line anywhere on to graph, then the line intersects at only one point.
Hence,
The given relation is a function.
Chapter 1 Solutions
High School Math 2011 Algebra 1 Student Companion Grade 8/9
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