Suppose there are 12 students, among whom are three students, M, E, P (a Math Major, an Engineering Major, and a Physics Major respectively). We
want to send a delegation of four students (chosen from the 12 students) to a
convention. How many ways can this be done so that the delegation includes
exactly two (not more, not less) students from M, E, P?

answer: the dogs need to shift their focus to human scent.

its because the dogs being trained are for search and rescue thus they need to be able to track humans and their specific scent

hello from mrbilldoesmath!

answer:

the domain is the set { -2, 0, 2, 3}

discussion:

the domain is the set of x values in the ordered pairs (x,y). taking the x, or first component, of each ordered pair gives   -2, 0, 2, 3.

you,

mrb

the answer is a.

135 and 80

step-by-step explanation: