3 cereal boxes costs c dollars what does c represent

Given f(x) = 2x^2- 5x+1, determine the function value f(2). do not f(x) = in your answer

Fredrick designed an experiment in which he spun a spinner 20 times and recorded the results of each spin

Let the closed interval [a , b] be the domain of function f. the domain of f(x - 3) is given by (a) the open interval (a , b) (b) the closed interval [a , b] (c) the closed interval [a - 3 , b - 3] (d) the closed interval [a + 3 , b + 3]