WILL GIVE THE BRAIN THING

In a school 2/3 of the students study a language of those who study a language 2/5 study french

Graph g(x)=2cosx . use 3.14 for π . use the sine tool to graph the function. graph the function by plotting two points. the first point must be on the midline and closest to the origin. the second point must be a maximum or minimum value on the graph closest to the first point.

Is the power produced directly proportional to the wind speed, give reasons for your answer?