Which of the following tables represents a function

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

Acar travels at an average speed of 52 miles per hour. how long does it take to travel 299 miles

Sketch the region enclosed by the given curves. decide whether to integrate with respect to x or y. draw a typical approximating rectangle and label its height and width. y= 5x, y=7x^2then find the area s of the region.