Use a half-angle identity to find the exact value of tan5pi/12. A. 2+sqrt3/2

B. 2-sqrt3/2

C. 2+sqrt3

D. 2-sqrt3

How long does it take natsumi to clean up after she is done? table: .area time30. 245. 2.7560. 3.5

Sweet t saved 20 percent of the total cost of the green-eyed fleas new album let there be fleas on earth. if the regular price is $30 how much did sweet save

Astudy was interested in determining if eating milk chocolate lowered someone's cholesterol levels.ten people's cholesterol was measured. then, each of these individuals were told to eat 100g of milk chocolate every day and to eat as they normally did. after two weeks, their cholesterol levels were measured again. is there evidence to support that their cholesterol levels went down? how should we write the alternative hypothesis? (mud = the population mean difference= before - after)a. ha: mud = 0b. ha: mud > 0c. ha: mud < 0d. ha: mud does not equal 0