How do the mean and median of the data set changes if the value of 45 is removed from both sets

Which facts are true for the graph of the function below? check all that apply. f(x) = log8 x. (30 points pls )

Use the method of cylindrical shells to find the volume v generated by rotating the region bounded by the curves about the given axis. y = 7ex, y = 7e^-x, x = 1; about the y-axis

What is the sum of the measures of the interior angles of an octagon