Teacher resources and professional development across the curriculum

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Learning Math Home
Patterns, Functions, and Algebra
Session 6 Part A Part B Part C Part D Part E Homework
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Session 2 Materials:



Solutions for Session 2, Part E

See solutions for Problems: E1

Problem E1

Recursive descriptions include things like "Take the previous number of blocks and add n" and "Take the previous number of toothpicks and add 4." Closed-form descriptions include things like "The number of toothpicks is given by the formula T = 4n + 2" and "The number of blocks in the nth staircase is given by the formula n * (n + 1) / 2."

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