Unit 6 review answers
0 likes369 views
This document contains a unit review with answers to multiple choice and free response questions about functions, inverses, logarithms, and transformations. There are 35 total problems covering topics like determining if a relationship represents a function, evaluating logarithmic expressions, and describing transformations of graphs. Tables of values are also provided for 4 functions and their inverses.
Unit 6 review answers
- 1. Unit 6 Review Answers 1. Decay 2. Growth 3. Growth 4. Decay 5. Function Inverse Domain – All Reals Domain – x > 0 Range : y >0 Range – All Reals Yes is a function 6. Function Inverse Domain: All Reals Domain: x > -‐2 Range: y > -‐2 Range: All Reals Yes is a function 7. Function Inverse Domain: All Reals Domain: x > -‐2 Range: y > -‐2 Range: All Reals Yes is a function 8. up 12 9. Right 8 10. Left 2, up 4 11. log! 81 = 4 12. log! ! 2 = −1 13. log! 1 = 0 14. 10! = 100 15. 8!! = ! !" 16. 27 !! ! = ! ! 17. 0.9176 18. 1 19. 1.5937 20. -‐3 21. -‐1/2 22. 3/2 23. 2.5646 24. 1.5279 25. 0.4909 26. -‐3.6837 27. 10.8817 28. 0.1521 29. Up 2, g(x) = 2x -‐6 30. vertical shrink of ½, down 3 𝑔 𝑥 = 2( ! ! )! − 2 31. 1992 – 2, 521,135.366 people 2006 – 2979362.449 people 32. 12.01 months 33. 32.17 years 34. $20550.63 35. $81, 920.00 (note, it doubles every year, not every 3 years) x y -‐2 16 -‐1 8 0 4 1 2 2 1 X Y 16 -‐2 8 -‐1 4 0 2 1 1 2 x y -‐2 -‐1.5 -‐1 -‐1 0 0 1 2 2 6 X Y -‐1.5 -‐2 -‐1 -‐1 0 0 2 1 6 2 x y -‐2 -‐1.97 -‐1 -‐1.875 0 -‐1.5 1 0 2 6 X Y -‐1.97 -‐2 -‐1.875 -‐1 -‐1.5 0 0 1 6 2