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11 Cards in this Set
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From 78a, you're given a sequence. How to obtain general term, an 


Obtain sum of first n terms, Sn? 


N48a 
= a2 + a3 + a4 = 3 + 5 + 7 = 15 

N49a, Q6. 


N49a, Q5 


N49a, Q8 


Given the first term (a), common difference (d), and number of terms (n), which Sn formula do you use? 


Given the first term (a), last term (l), which Sn formula do you use? 


If you are given common ratio (r) and first term (a), number of terms (n), which formula for Sn? R not = 1. 


If you are given common ratio (r) and first term (a), number of terms (n), which formula for Sn?
R= 1. 


N67b, Q5 
