Given the function: f(x) = 2x3 - 3/2x, find f(-4).
a) -134
b) -128
c) -126
d) -122

The track team ran a mile and a quarter during their practice how many kilometers did her team runs?

Ur environment is very sensitive to the amount of ozone in the upper atmosphere. the level of ozone normally found is 4.04.0 parts/million (ppm). a researcher believes that the current ozone level is not at a normal level. the mean of 2525 samples is 4.44.4 ppm with a standard deviation of 0.80.8. assume the population is normally distributed. a level of significance of 0.020.02 will be used. make the decision to reject or fail to reject the null hypothesis. answer tables

Perry observes the opposite parallel walls of a room in how many lines do the plains containing the walls intersect