# What is the volume of the solid produced by revolving #f(x)=abssinx-abscosx, x in [pi/8,pi/3] #around the x-axis?

##### 2 Answers

#### Explanation:

I supplied the missing the factor 1.2 in the integral of sin 2x now. I

am sorry for missing it, in my earlier version..

Both sin x and cos x are > 0 in (0,

Now, the volume of solid of revolution is

Interesting fact.

#### Explanation:

Comparing

we observe a maximum deviation of

Attached a plot with

The difference between the computed volumes using either function is in the order of