Please help me with this it’s a test

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

It takes jonas 7 1/4 minutes to run the mile. it takes mario 8 5/12 to run the mile. how much faster is jonas than mario? 5/6 minute 1 1/3 minutes 1 1/6 minutes 1 1/2 minutesi will give points and brainlest

What is the effect on the graph of the function f(x)=x when f(x) is replaced with -f(x)+4