Snapchat Math Number of Months since Sept 2012 Snapchat Monthly Users (millions) 4 7171 21 13 50 7. What is the monthly factor for the full time span of the data? Show work do not use regression. a. State the monthly percent change and interpret its meaning. b. Find the missing value in the table. Show your work and do not use regression. C. Find the function model for the data using regression. Use meaningful variables. 3 d. Interpret the "a and b" values of the regression model