A3 2.1d To Solve Compound Inequalities 8-21-18 A3 2.1d To Solve Compound Inequalities

Active Learning Assignment? 4

LESSON: LOGIC STATEMENTS: AND: means all must be true at the same time. OR: Means either can be true.

AND statement: 1. 2x + 3 > -20 and x – 9 < 17

Try: 2. 5x + 8 > -2 and 4x – 19 < 17

Some times the “and” appears like this: 5 < 4x – 19 < 17

Try: -12 < 3x – 18 < 27

Try: 2. 5x + 8 > 23 and 4x + 19 < 7

OR statement: 5x – 8 > 12 or 4x – 3 < -17

Try: 6x – 11 > 22 or 5x – 7 < -37

Try: 5x + 10 > -10 or 3x – 2 < 10 Handout:18-21, 41-50