Haley's Comet visits the inner solar system and is visible from Earth roughly oncc every 76 years. Chinesc astronomers recorded the earliest surviving documents of its in 240 BC. Western astronomers began consistently recording the comet's appearance when Haley appeared in 1378. How many times is Haley's Comet expected to be visible from Earth between 1317 and 2317, inclusive? appearance

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)

50 people men and women were asked if they watched at least one sport on tv. 20 of the people surveyed are women, but only 9 of them watch at least one sport on tv. 16 of the men watch at least one sport on tv. make a a two-way table and a relative frequency table to represent the data.

Cody ran nine miles on his first day of training. the next day he ran 1/8 that distance. how far did he run the second day?