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Arithmetic/Geometrc

Pre-Calc

QuestionAnswer
Arithmetic Sequence ( Nth Term ) An​=a+(n−1)d
Arithmetic Sequence ( Sum Of N Terms ) Sn​=2n​(2a+(n−1)d)
Geometric Sequence: ( Nth Term ) an​=a⋅r^n-1
Geometric Sequence( Sum Of First N Terms ) Sn​=a ((1-r^n)/(1-r))
Created by: user-1886623
 



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