A16-4 Absolute Value

674 views

Published on

Published in: Technology, Business
0 Comments
0 Likes
Statistics
Notes
  • Be the first to comment

  • Be the first to like this

No Downloads
Views
Total views
674
On SlideShare
0
From Embeds
0
Number of Embeds
1
Actions
Shares
0
Downloads
11
Comments
0
Likes
0
Embeds 0
No embeds

No notes for slide

A16-4 Absolute Value

  1. 1. Solving Absolute-Value Equations and Inequalities Algebra 1 6.4 p. 353
  2. 2. Absolute Values <ul><li>The expression inside the absolute value symbols can be either positive or negative. </li></ul>
  3. 3. Absolute Values <ul><li>The expression inside the absolute value symbols can be either positive or negative. </li></ul><ul><ul><li>I.e., has two solutions: </li></ul></ul>
  4. 4. Absolute Value Equations <ul><li>Remember that absolute value symbols work like parentheses in the order of operations. </li></ul>
  5. 5. Absolute Value Equations <ul><li>Remember that absolute value symbols work like parentheses in the order of operations. You have to under everything else before you solve for the absolute values. </li></ul>
  6. 6. Absolute Value Inequalities <ul><li>Absolute value inequalities create compound inequalities joined by “and” or “or.” </li></ul>
  7. 7. Absolute Value Inequalities <ul><li>Solve </li></ul><ul><li>If is positive: </li></ul>
  8. 8. Absolute Value Inequalities <ul><li>Solve </li></ul><ul><li>If is positive: </li></ul><ul><li>If is negative: </li></ul>
  9. 9. Absolute Value Inequalities <ul><li>Solve </li></ul><ul><li>If is positive: </li></ul><ul><li>If is negative: </li></ul>
  10. 10. Absolute Value Inequalities <ul><li>The solution is all real numbers greater than 1 and less than x, which is written </li></ul><ul><li>or </li></ul>

×