2. What is the multiple zero and multiplicity of f(x) = x3 + 2x2 + x? multiple zero = 2; multiplicity = -1
multiple zero = -1; multiplicity = 2
multiple zero = 2; multiplicity = 1
a
multiple zero = 1; multiplicity = 2

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