What does each point (x, y) represent?

a. the number of students that year

b. the years since 2000

c. the number of years for each student enrollment

d. a pairing of the year with the student enrollment of that year

Which of the greatest common gcf of 32 and 48 a 16 b 96 c 8 d 32

Guys i really need or i have to stay late up night

The position of a moving particle is given by the position function: f(t)=-9t-t^2-0.2t^3+0.1t^4 a. at what time does the particle reverse direction? b. when is the displacement positive? (round one decimal place and answer in interval notation) c. when is the displacement negative? (round one decimal place and answer in interval notation) d. when is the particle’s acceleration positive? (round one decimal place and answer in interval notation) e. when is the particle’s acceleration negative? (round one decimal place and answer in interval notation)