It says to find the unknown side length. if necessary, write the answer in simplest radical form.

Divide. write in simplest form 41/6 divided by 10

The trigonometric ratios sine and secant are reciprocals of each other

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