Cosx sec^2x tanx - cosx tan^3x = sinx

Twelve friends shared 8 small pizzas equally.how many pizzas did each person get?

The mean of a set of data is -3.82 and its standard deviation is 2.31. find the z score for a value of 3.99.

Afunction is given: f(x)=3x+12 a. determine the inverse of this function and name it g(x) b. use composite functions to show that these functions are inverses. c. f(g(– explain: what is the domain?