Which function represents exponential growth? f(x) = 3x f(x) = x3 f(x) = x + 3 f(x) = 3x

The answer is

f(x) = 3^x

Hope this helps you

worldwide, 780 million people do not have access to an improved water source. an estimated 2.5 billion people lack access to improved sanitation (more than 35% of the world's population)

the section of the chart that represents a point at which a bill needs approval from a majority of people in both chambers to advance is j, as this is the only section before the bill becomes law which has both rows (symbolizing the chambers) converging into one, meaning that the two parts of the congress have to approve of it before it can march on with the process.