Which of the following is real-life example of rotation

Write a story that matches with the expression 42x-5 pls hurry

Asales representative from a local radio station is trying to convince the owner of a small fitness club to advertise on her station. the representative says that if the owner begins advertising on the station today, the club's total number of members will grow exponentially each month. she uses the given expression to model the number of club members, in hundreds, after advertising for t months.

If cos(θ)=2853 with θin q iv, what is sin(θ)?