High tides at a beach occur at intervals of 12h 25 min. Yesterday, high tide was measured at 5 ft above sea level and low tide was measured at 1 ft above sea level. What is the amplitude of the cosine function of modeling the depth of the water in feet as a function of time in hours? Amplitude= ___ft

An equation representing lyle’s hedge-trimming business is a = 12n - 300 where a is the amount of profit or loss in dollars and n is the number of hedges trimmed. how would the graph of lyle’s business change if the equation a = 10n - 300 represented his business? the graph would be flatter. the graph would be steeper. the graph would start closer to the origin. the graph would start lower on the y-axis.

John read the first 114 pages of a novel, which was 3 pages less than 1/3 of the novel. write an equation to determine the total number of pages (p)(p) in the novel.

Tom travels between the two mile markers shown and then finds his average speed in miles per hour. select the three equations that represent this situation.