2. The position of a particle moving along the x-axis is given by the function p(t)=(t - 1) cos(2t).
At what value of t does the particle change directions the second time on the interval 0 A. 0.543
B. 1.386
C. 0.892
D. 1.839

If, while training for a marathon, you ran 60 miles in 2/3 months, how many miles did you run each month? (assume you ran the same amount each month) write your answer as a whole number, proper fraction, or mixed number in simplest form. you ran __ miles each month.

Two angles are complementary. the larger angle is 36 more than the smaller angle. what is the measure of the larger angle?

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