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Math·Advanced Math·Nonlinear functions

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On January 1, there were 231 views of a video posted on a social media site. Every 2 days after January 1, the number of views of the video had increased by 60% of the number of views 2 days earlier. The function f gives the predicted number of views x days after January 1. Which equation defines f?

A

$f(x)=231(0.60{)}^{(x/2)}$

B

$f(x)=231(1.60{)}^{(x/2)}$

C

$f(x)=231(0.60{)}^{(2x)}$

D

$f(x)=231(1.60{)}^{(2x)}$