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What is the sum of the geometric sequence 2, 10, 50, ... if there are 7 terms?

 Jul 6, 2022
 #1
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The pattern is for each term to multiple by 5 to get the next term. 

Here's the sequence.

\(2, 10, 50, 250, 1250, 6250, 31250\)

 

Simple addition:

\(2+10+50+250+1250+6250+31250=39062\)

 

 

ANS \(\Rightarrow 39062\)

 Jul 6, 2022

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