Identify the key features of the exponential function f(x) = 12x and its graph by completing each sentence. The domain is . The range is y > . The asymptote is y = . The y-intercept is .

Problem number 26 of the rhind papyrus says: find a quantity such that when it is added to of itself the result is a 15. the modern day equation that models this problem is x + x = 15. what is the solution to the equation? x = 10 x = 12 x = 15 x = 30