Q3. [2 points each] In the follong counting questions, please put your nal answer in the boxes. Show your work on the page following this one, attaching extra pages as necessary. This work will be reviewed to determine if an incorrect answer should get part marks. (a) How many ways are there to select 5 people to form a committee in a group of 10 engineers and 8 mathematicians, if at least one mathematician must be on the com- mittee? Answer: |:l