Homework 7

Reminder: Late homeworks will NOT be accepted!

1. Rosen, Section 1.6, 20
2. Find the inverse of f(x)=2x+3
3. Let g(a,b)=(a-b,a+b). a) Prove g is 1-1. b) Prove g is onto.
4. Find the inverse of g.
5. Repeat Rosen, Section 1.6, 37
6. Rosen, Section 1.8, 10
7. Rosen, 1.8, 10
8. Rosen, 1.8, 13
9. What does it mean for a function to be O(1)?
10. Rosen 1.8, 17

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