Some small exercises to help you study for the homework #2

26 aug 2000

answers can be discussed in class on Wed. 30 aug 2000.

What is the log10 of 10, 1, 100, 1000? (where log10 means log base 10)

What is the log10 of 3, 33, and 333?

What is the log10 of 5, 50, 555?

What is the log2 of 2,4,8?

What is the log2 of 1/2? 1/4? 1/8?

How many people would have email if you sent out spam to 2 friends?

how many people would have email if your friends sent out spam to two more friends?

How many people would have email if your friends' friends sent out spam to two more of their friends?

At what point would everybody have had the email?