Gwen stands at the top of a hill holding her skateboard. She then gets on her skateboard and begins riding down the hill. After 9.5 seconds she is at the bottom of the hill with a speed of 38 Km/h. What is Gwen’s rate of acceleration? (Km/h/s)

Aregular pan has a length that is 4/3 the width. the total area of the pan is 432in.2. what is the width of the cake pan?

How do you do the foil method with polynomials?

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