# An object with a mass of #5 kg# is pushed along a linear path with a kinetic friction coefficient of #u_k(x)= 1+sin(x/3) #. How much work would it take to move the object over #x in [0, 8pi], where x is in meters?

##### 1 Answer

Jun 14, 2017

#### Answer:

The work is

#### Explanation:

The work done is

The frictional force is

The normal force is

The mass is

The work done is