The answer that the guy gave was for 2 cylinders. The answer should have an n in it.

<t>The surface y^2 + z^2 =1 in 3-space is an example of an (infinite) horizontal right circular cylinder of radius 1; the axis of this particular cylinder is the x-axis. Now suppose we have n horizontal right circular cylinders, all of radius 1, whose axes are all (horizontal) lines through the orig...

<t>Suppose you start with a regular n-gon, where n is at least 5, and you draw in all the diagonals that don't pass through the center. this divides the region enclosed by the regular n-gon into several parts, one of which contains the center.What is the shape of the part containing the center? How ...

This question is for those who have seen the show on CNBC.Is there a formula that the "banker" uses to formulate his offer for the contestant's briefcase?I was just curious if anyone had thoughts on the matter.

<t>A question encountered at a Google interview.The person was hired.What is the quickest way to find the last name Ostark in a phone book if you can only open the book and if it is not on that page you must close the phone book and try again. AKA-you cannot flip through the pages, after each guess ...