Help me with ma work pls

Omar is going on a road trip! the car rental company offers him two types of cars. each car has a fixed price, but he also needs to consider the cost of fuel. the first car costs $90 to rent, and because of its fuel consumption rate, there's an additional cost of s0.50 per kilometer driven.

If cos(2x) = tan^2(y), show that cos(2y) = tan^2(x).

If abcde is reflected over the x-axis and then translated 3 units left, what are the new coordinates d? are he re