What is the special equation used for solving projectile problems?

For what value of jn is mn parallel to kl

Plzzz i beg u so much asap ! what is the slope of this line? enter your answer in the box.

Subscriptions to a popular fashion magazine have gone down by a consistent percentage each year and can be modeled by the function y = 42,000(0.96)t. what does the value 42,000 represent in the function?