A function is one to one if its graph passes the vertical line test. True or False???​

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.

Can someone check if i did this right since i really want to make sure it’s correct. if you do you so much

Two variables, x and y, vary inversely, and x=12 when y=4. what is the value of y when x=3?