Question: What is the amplitude and period of the cosine function f(x) = cos(x)?
+
What is the common characteristic between the exponential functions f(x) = 10^x and f(x) = e^x in terms of their behavior as x approaches infinity and negative infinity?
+
What is the equation of an ellipse with a major axis parallel to the x-axis, center (h, k), horizontal length 2a, and vertical length 2b?