Under the Device properties you can select the Advanced device properties. On Sound settings go to Choose your output device and select computers Speakers. Follow the steps ahead.
Now click on Device.
Note that the derivative crosses the x axis at this value and goes from positive to negative indicating that this critical point is a local maximum. L 12 - xW 10 - 2xH x We now write the volume of the box to ba made as follows. Maximum Volume of a Cone Click here for a statement of the problem. Follow the steps ahead.