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Given the Arithmetic sequence A1,A2,A3,A4 20, 27, 34, 41 What is the value of A17 ?

User Dwww
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A17=132
27-20=7 and 34-27=7 so they're adding 7 to each term
A17-A4=13 terms between the last one you're given and the one you're trying to find.
13*7=91
91+41=132
User Vic Torious
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