Practice Objectives
- Demonstrate the ability to find the absolute value of a number
- Demonstrate the ability to compare and order absolute values
- Demonstrate the ability to simplify an expression with the absolute value operation
Practice Simplifying Expressions with Absolute Value
Instructions:
Answer 7/10 questions correctly to pass.
Problem:
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Finding the Absolute Value of a Number:
- The absolute value of a non-negative number is just the number
- The absolute value of a negative number is the opposite of the number
- The absolute value of a number is always non-negative |a| ≥ 0
Simplifying Expressions with Negatives and Absolute Value:
- Count the number of negative symbols on the outside of the absolute value operation
- An even number gives us a non-negative result
- An odd number gives us a negative result
Comparing Absolute Values:
- Simplify each side completely
- Choose the correct inequality symbol "<" or ">"
Step-by-Step:
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