To explain: The reason for the error in the given notation.
Answer to Problem 6LC
Always use parenthesis with infinite.
Explanation of Solution
Given information: Given inequality
To write the inequality in interval notation, we use either parenthesis or closed bracket.
In case of parenthesis, when number is not included.
In case of closed bracket, when number is included.
When we use
Correct notation is for the given interval is:
Chapter 3 Solutions
High School Math 2015 Common Core Algebra 1 Student Edition Grade 8/9
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