Simplify the following expression. 1/z^-3

Choose the point slope form of the equation below that represents the like that passes through the points (-6,4) and (2, 0)

The table above shows approximate conversions from gallons to liters. what is the value of x?

The weight of full–grown tomatoes at a farm is modeled by a normal distribution with a standard deviation of 18.4 grams. the 95 percent confidence interval for the mean weight of the tomatoes is calculated using a sample of 100 tomatoes. what is the margin of error (half the width of the confidence interval)?