Quiz due in 45 minutes, will up the points and MARK BRAINLIEST please solve this.

Asocial networking site currently has 400,000 active members, and that figure is predicted to increase by 32% each year. the following expression represents the number of active members on the site after t years.

Abacteria population is tripling every hour. by what factor does the population change in 1/2 hour? select all that apply

1.based of the diagrams what is the the value of x? 2.how would you verify your answer for x