Find −5/6÷(−1/3) write the answer in lowest terms.

In the xy-plane, if the parabola with equation passes through the point (-1, -1), which of the following must be true?

Combine like terms to make a simpler expression 3z+z

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