20 likes | 109 Views
Review Answers. P. 185 #20-22 20. Min of 4 at (4, 0) 21. Max of 25 at (0, 5) 22. 50 chef’s salads, 50 Caesar salads P. 187 #3-14 3. (40, 12) 4. infinitely many solutions 5. (3, 0) 6–8. see next page 9. (1, 3, 2) 10. (2, -1, 5) 11. (2, -1, -1)
E N D
Review Answers • P. 185 #20-22 20. Min of 4 at (4, 0) 21. Max of 25 at (0, 5) 22. 50 chef’s salads, 50 Caesar salads • P. 187 #3-14 3. (40, 12) 4. infinitely many solutions 5. (3, 0) 6–8. see next page 9. (1, 3, 2) 10. (2, -1, 5) 11. (2, -1, -1) 12. 70 small, 140 large 13. $2000 in growth fund, $2000 in income fund, $1000 in money market fund. 14. Substitution is used when an equation is easily solved for one of the variables.
6. 7. 8. Vertices: (0, 0), (5, 0), (5, 4), (0, 4) Max of 14 at (5, 4)