This is a graph of the function f(x) = a^x. Use the slider to adjust a. Try to explore the questions below. 1. What happens when 0<a<1? When a>1? When a = 1? When a <0? 2. How does changing a affect the y-intercept? Explain your answer. 3. How does changing a affect the horizontal intercept? 3. What happens to the graph as c becomes more positive? As c becomes more negative?