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am i correct with choices

https://prnt.sc/s6nkm3

choices for the first one is diverges/converges

and the second one
https://prnt.sc/s72vlh

 Apr 28, 2020
 #1
avatar+21017 
+1

The first one:  the series is not geometric:  16, 7.5, -1, -9.5  is arithmetic with a common difference of -8.5.

This series won't converge because its sum gets smaller than any limit who can try.

 Apr 28, 2020
 #2
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+1

understood i really appreciate it!

 Apr 28, 2020

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