Assignment:
There are 7 women and 9 men on a faculty.
a.) How many ways are there to select a committee of 5 members if at least 1 member must be a woman?
b.) How many ways are there to select a committee of 5 members if at least 1 man and 1 woman must be on the committee?
Provide complete and step by step solution for the question and show calculations and use formulas.