Math Problem Statement

|x-2| is greater than or equal to 1. solve the absolute value inequality.

Solution

To solve the absolute value inequality x21|x - 2| \geq 1, we'll break it down into two separate cases:

Case 1: x21x - 2 \geq 1

For this case, we directly remove the absolute value: x21x - 2 \geq 1 Add 2 to both sides: x3x \geq 3

Case 2: x21x - 2 \leq -1

For this case, we also remove the absolute value, but we flip the inequality and change the sign: x21x - 2 \leq -1 Add 2 to both sides: x1x \leq 1

Final Answer:

The solution to the inequality x21|x - 2| \geq 1 is: x1orx3x \leq 1 \quad \text{or} \quad x \geq 3

This can be written in interval notation as: (,1][3,)(-\infty, 1] \cup [3, \infty)

Would you like more details on this solution, or do you have any questions?

Here are 5 related questions you might find interesting:

  1. How would the solution change if the inequality were x2>1|x - 2| > 1?
  2. What happens if the inequality is x21|x - 2| \leq 1 instead?
  3. Can you graph the solution to x21|x - 2| \geq 1 on a number line?
  4. How do you solve 2x43|2x - 4| \geq 3 using a similar method?
  5. What is the difference between solving an inequality with \geq and >>?

Tip: Always remember to split absolute value inequalities into two cases, reflecting the positive and negative scenarios.

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Math Problem Analysis

Mathematical Concepts

Absolute Value
Inequalities

Formulas

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Theorems

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Suitable Grade Level

Grades 9-12