Answer:  When given fX(x) and a continuous monotone function g(X),  the Jacobian method for calculating fY(y).

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Question:  What is "f(g-1(y)) times the absolute value of the derivative of g-1(y) with respect to y"?