The distance between boston and chicago on a map is 9 inches. If the scale of the map is 1 inch : 95 miles, what is the actual distance from boston to chicago

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

Given the following linear function sketch the graph of the function and find the domain and range. ƒ(x) = -5x + 4

Suppose 38 lbs of coffee beans are required to produce 2 lbs of farmer's coffee. how many lbs of coffee beans are required to produce 309 lbs of farmer's coffee?