evaluate the expression by hand showing all work. Do not use any commands on your calculator. in 6!-3! P (9, 2) C (6,3) P ( 5 , 5 ) C (7, 0) Note: For the remaining problems, you may use the commands on your calculator or Pascal's Triangle (generate it yourself on scratch paper) to find any values you need. Just make sure you state in your work what it is you are finding (for example, P(n, r) or C(n, r)). . In how many ways can Peyton select 3 of his 8 photos to submit to the Mid State Fair? The new robotics team needs to choose a lead designer, a lead builder, a treasurer, and a school board liaison. If there are 9 people on the team, in how many ways can these positions be filled