Unformatted text preview: : X ≤ 7 . (In other words, a variable X may take on a value which is 7 or less.) 5. A variable X may take on values which are more than 7. Solution : X ≥ 8 (In other words, a variable X may take on a value which is 8 or greater.) 6. A variable X may take on a value of 5 or fewer. Solution : X ≤ 5 7. A variable X may take on values fewer than 10 . Solution : X ≤ 9 . (In other words, a variable X may take on a value which is 9 or less.) 8. A variable X may take on values in the interval [20, 30] . Solution : 20 ≤ X ≤ 30 . (Endpoints are included in the interval.) 9. A variable X may take on values in the interval ( 20, 30 ) . Solution : 21 ≤ X ≤ 29 . (Endpoints are not included in the interval.)...
View
Full
Document
This note was uploaded on 11/24/2011 for the course MATH 3000 taught by Professor Kzaer during the Spring '05 term at St. Johns College MD.
 Spring '05
 Kzaer
 Inequalities

Click to edit the document details