Afootball field is 100 yards with 10 yards at each end for the end zones. the field is 45 yards wide. find the length of the diagonal of the entire field, including endzones

F(x)= 1/x-4, g(x)=4x+1/x a. use composition to prove whether or not the functions are inverses of each other. b. express the domain of the compositions using interval notation.

Logan wants to know how many skateboards have defective parts. he inspects 20,000 skateboards and keeps track of the number of defects per board. use his probability distribution table to find the expected value for defects on a skateboard.

An 18% discount on a watch saved a shopper $72. find the price of the watch before the discount