Frank has never liked math very much, in large part because he has trouble making sense of it. His teacher is now getting ready to pass out a quiz about calculating the areas of various geometric shapes. Frank takes a quick look at the page in his math book that gives the formula for calculating the area of a circle: A = pi r2. Frank keeps repeating the formula to himself ("A equals pi r-squared, A equals pi r-squared, A equals pi r-squared . . .") until he receives his quiz sheet. Then he quickly writes the formula in the margin so he won't forget it. How far in Frank's memory system is the formula getting