Rachel
About
Khan Academy on a Stick
Patterns in Sequences 1
Patterns in Sequences 1
More equation practice
Mixture problems 2
Basic Rate Problem
Early Train Word Problem
Patterns in Sequences 1
Patterns in Sequences 2
Equations of Sequence Patterns
Finding the 100th Term in a Sequence
Challenge example: Sum of integers
Integer sums
2003 AIME II Problem 1
Bunch of examples
Mixture problems 3
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