Answer:
120
Step-by-step explanation:
The subcommittee needs to contain 1 out of 3 freshmen, 1 out of 4 sophomores, 1 out of 5 juniors and 1 out of 2 seniors. Assuming order is not important, the number of possibilities to pick the subcommittee members is given by:
There are 120 possible subcommittees.
sin 52 cos 13-cos 52 sin 13=sin (52-13)=sin 39
y = 6
You subtract 32 from both sides and divide by -4.
D≥300
15
