Determine the shaded area

What is the solution to the equation 9^(x+1) =27

The speed of a falling object increases at a constant rate as time increases since the object was dropped. which graph could represent the relationship betweent time in seconds, and s, speed in meters per second? speed of a falling object object over time

The sales totals at macy's food store have increased exponentially over the months. which of these best shows the sales in the first three months?