Pls help me I’m super stuckkk

Consider the functions below. function 1 function 2 function 3 select the statement which is true about the functions over the interval [1, 2] a b function 3 has the highest average rate of change function 2 and function 3 have the same average rate of change. function and function 3 have the same average rate of change function 2 has the lowest average rate of change d.

If value of cos330° is √3/2 then find tan165°.

Look at triangle wxy what is the length (in centimeters) of the side wy of the triangle?