1. The problem statement, all variables and given/known data An object is moved from 0 to 9 meters with a force varying according to the function F(x)= 50(5-square root x). What is the work done. 2. Relevant equations 3. The attempt at a solution I tried to take the integral and evaluate it from 0 to 9. I get 1350J no matter what I do, which is not correct. The correct answer is given as 1700 J. Any help?