Identify the coefficient(s) and constant(s) in this expression. 9x - 8y + 6 Trolls will be reported have a right answer please

In the final round of trivia competition, contestants were asked to name as many states that begin with the letter m as they could in 15 seconds. the bar graph shows the number of states the contestants were able to name. how many contestants participated in the final round of the competition?

Write an equation for the function that includes the points (1,4/5) and (2,2/3)

Sketch one cycle if the cosine function y=2cos2theta