given the two functions, f(x) = x + 2 and g(x) = 3x^2 + x - 1 evaluate 1.) f(x) + g(x) 2.) f(x) - g(x) 3.) f(x)g(x) 4.) g(x) / f(x)

Idon’t understand this.. will someone ? will mark brainliest along with 20 points.

Plz heeeeeeelp plz give me the answer

The scale for a map is 20 miles = 1/2 inch. the distance between two towns on the map is 3 3/4 inches. what is the actual distance between these towns? 150 miles 38 miles 75 miles 135 miles