What basic trigonometric identity would you use to verify that ( sin ⁡x+1)/( sin⁡ x ) = 1+csc⁡ x

Plz need answer now will mark which situations represent linear functions? check all that apply. a)the temperature rises and falls over the course of a day. temperature is a function of time. b)a baseball is hit into the outfield. the height of the ball is a function of time. c)a car goes 55 mph on the highway. distance is a function of time. d)a child grew 2 inches this year and 1 inch last year. height is a function of time. e)a movie director makes 2 movies per year. the number of movies is a function of the years.

Translate the word phrase into a math expression. 15 fewer than the product of 4 and a number. (pls immediately)

The function models the number of accidents per 50 million miles driven as a function