Can someone help me please?

Write a function that matches the description. a cosine function has a maximum of 5 and a minimum value of -5. f (r) =

The given dot plot represents the average daily temperatures, in degrees fahrenheit, recorded in a town during the first 15 days of september. if the dot plot is converted to a box plot, the first quartile would be drawn at __ , and the third quartile would be drawn at link to the chart is here

Maria solved an equation as shown below. what is the solution to maria’s equation?