If f(x) contains point (4,5), which point is definitely on f^-1(x)?

What is the rate for one gallon of gasoline

Given a binomial distribution variable with n=20 and p=0.60 find the following possibilities using the binomial table a) p(x < 13) b) p x > 15) c) p(x = 17) d) p(11 < x < 14) e) p(11 < x < 14)

If f (x) = 2x2 +5/(x-2), complete the following statement: f(6) =