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14. Determine if the following sequence is arithmetic or geometric. What is the common difference/ratio? 90, 45, 22.5, 11.25, ... a. arithmetic, 2 b. arithmetic, 2 c. geometric, 2 1 d. geometric, 2 here to search в е м] DLL F3 F4 F5 F6 FZ F8 F9 F10 Too $ % Л &

Respuesta :

90, 45 , 22.5 , 11.25

[tex]a_n=\frac{45(n^{2}-11n+34)}{4(n+2)}[/tex]

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