1. Find the domain and singularity of the rational functionf(x)= x/(x^2+3x+2)

2. At 0.9% annual interest compounded monthly, how manymonths will it take to double your money?

3. A virus triples itself every 10 minutes. Find the number ofvirus present in a culture after two hours if the original numberof virus is 10.

Hint: You can make a table or model your own formula.