Chap8 Section4

Elementary and Intermediate Algebra: Graphs & Models (3rd Edition)

Info iconThis preview shows pages 1–5. Sign up to view the full content.

View Full Document Right Arrow Icon

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: Section 8.4 Inverse Functions 815 Version: Fall 2007 8.4 Exercises In Exercises 1- 12 , use the graph to de- termine whether the function is one-to- one. 1. x y 5 5 2. x y 5 5 3. x y 5 5 Copyrighted material. See: http://msenux.redwoods.edu/IntAlgText/ 1 4. x y 5 5 5. x y 5 5 6. x y 5 5 7. x y 5 5 816 Chapter 8 Exponential and Logarithmic Functions Version: Fall 2007 8. x y 5 5 9. x y 5 5 10. x y 5 5 11. x y 5 5 12. x y 5 5 In Exercises 13- 28 , evaluate the com- position g ( f ( x )) and simplify your an- swer. 13. g ( x ) = 9 x , f ( x ) = − 2 x 2 + 5 x − 2 14. f ( x ) = − 5 x , g ( x ) = − 4 x 2 + x − 1 15. g ( x ) = 2 √ x , f ( x ) = − x − 3 16. f ( x ) = 3 x 2 − 3 x − 5, g ( x ) = 6 x 17. g ( x ) = 3 √ x , f ( x ) = 4 x + 1 18. f ( x ) = − 3 x − 5, g ( x ) = − x − 2 19. g ( x ) = − 5 x 2 + 3 x − 4, f ( x ) = 5 x 20. g ( x ) = 3 x + 3, f ( x ) = 4 x 2 − 2 x − 2 21. g ( x ) = 6 √ x , f ( x ) = − 4 x + 4 22. g ( x ) = 5 x − 3, f ( x ) = − 2 x − 4 23. g ( x ) = 3 √ x , f ( x ) = − 2 x + 1 24. g ( x ) = 3 x , f ( x ) = − 5 x 2 − 5 x − 4 25. f ( x ) = 5 x , g ( x ) = − x + 1 26. f ( x ) = 4 x 2 + 3 x − 4, g ( x ) = 2 x Section 8.4 Inverse Functions 817 Version: Fall 2007 27. g ( x ) = − 5 x + 1, f ( x ) = − 3 x − 2 28. g ( x ) = 3 x 2 + 4 x − 3, f ( x ) = 8 x In Exercises 29- 36 , first copy the given graph of the one-to-one function f ( x ) onto your graph paper. Then on the same co- ordinate system, sketch the graph of the inverse function f − 1 ( x ). 29. x y 5 5 30. x y 5 5 31. x y 5 5 32. x y 5 5 33. x y 5 5 34. x y 5 5 35. x y 5 5 818 Chapter 8 Exponential and Logarithmic Functions Version: Fall 2007 36....
View Full Document

This document was uploaded on 01/31/2008.

Page1 / 10

Chap8 Section4 - Section 8.4 Inverse Functions 815 Version:...

This preview shows document pages 1 - 5. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online