Prove the following identities. plZzz​

Plz, ! the box plot below shows the total amount of time, in minutes, the students of a class surf the internet every day: a box plot is shown.part a: list two pieces of information that are provided by the graph and one piece of information that is not provided by the graph. (4 points) part b: calculate the interquartile range of the data, and explain in a sentence or two what it represents. (4 points) part c: explain what affect, if any, there will be if an outlier is present. (2 points)

Last one and the bottom answer choice is y=(x-4)^2+1 you guys!

If f(x) = 4x - 3 and g(x) = x + 4, find (f - g) (x)