The number of people that had viewed the video that Marta’s mother shared online was 6271
Let f(x) represent the number of views after x days.
Given the function:
f(x) = 33(1.3)ˣ
Hence:
After 20 days, the number of views is:
f(x) = 33(1.3)²⁰ = 6271
The number of people that had viewed the video once it had been online for 20 days was 6271
Find out more on exponential function at: https://brainly.com/question/12940982