Author
wesley-mccoy
View
218
Download
1
Embed Size (px)
Solving Absolute Value Inequalities October 8, 2015 SWBAT: Solve Absolute Value Inequalities Slide 2 2x - 6 = x + 3 or 2x - 6 = -(x + 3) x - 6 = 3 x = 9 +6 +6 2x - 6 = -x - 3 +x +x 3x - 6 = -3 -x 3x = 3 3 3 x = 1 +6 +6 CHECK Isolate the abs. value first Slide 3 SWBAT: Solve Absolute Value Inequalities Slide 4 Slide 5 Yes! No! ineq #1: Keep ineq #2: KFC! and -3 2 2 -3 2 2 and Slide 6 SWBAT: Solve Absolute Value Inequalities Yes! No! ineq #1: Keep ineq #2: KFC! or +4 or +4 2 Slide 7 SWBAT: Solve Absolute Value Inequalities or +2 Ineq #1: Keep Ineq #2: KFC! Slide 8 SWBAT: Solve Absolute Value Inequalities Eq #1: Keep Eq #2: KFC! and -2 5 5 -2 5 5 and Slide 9 SWBAT: Solve Absolute Value Inequalities No! Ineq #1: KeepIneq #2: KFC! and +2 and +2 Slide 10 SWBAT: Solve Absolute Value Inequalities No! ineq #1: Keep ineq#2: KFC! and -2 -2 3 3 and -2 -2 3 3 Slide 11 Ineq #1: Keep Ineq #2: KFC! or +8 +8 or Isolate the abs. value first -24 Slide 12 SWBAT: Solve Absolute Value Inequalities Isolate the abs. value first Ineq #1: Keep Ineq #2: KFC! and +6 3 3 +6 and Slide 13 SWBAT: Solve Absolute Value Inequalities No! Answer: All real numbers Slide 14 SWBAT: Solve Absolute Value Inequalities No! Answer: No Solution Slide 15 SWBAT: Solve Absolute Value Inequalities Slide 16 Eliminate 2&3, bc those are for less thans! OR