If sin x = -1/4
and pi < x < 3pi/2 , find tan x exactly.​

Which of the following circles have their centers in the third quadrant? check all that apply.

3/4 = c/36 i need with this fraction proble.

According to a study done by de anza students, the height for asian adult males is normally distributed with an average of 66 inches and a standard deviation of 2.5 inches. suppose one asian adult male is randomly chosen. let x = height of the individual. a) give the distribution of x. x ~ b) find the probability that the person is between 64 and 69 inches. write the probability statement. what is the probability?