Answer: D. The total number of mentions will increase about 4,566 after 5 weeks.
Step-by-step explanation:
Given: In the first week, the number of mentions received by social media = 600
Since, the total number of mentions increases by half every week.
Therefore, they will increase exponentially with the rate of increase = 50%=0.5
let x be the number of weeks since the concert was announced will the total number of mentions increase to about 4,556.
Then, according to the question, we have
Hence, The total number of mentions will increase about 4,566 after 5 weeks.