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Next have light green with purple, then yellow, and so on.
Next take purple . . . you get the idea?
Making careful notes and producing tables are essential.
Euler found four whole numbers such that the sum of any two of the numbers is a perfect square...
Explore the continued fraction: 2+3/(2+3/(2+3/2+...)) What do you notice when successive terms are taken? What happens to the terms if the fraction goes on indefinitely?