How to remember the unit circle?

If you are enrolled in a Pre-Calculus or Calculus Course your must remember the Unit Circle. In this video, I will show you how to never forget the unit circle in just 5 minutes.

12/21/22

What size square should be cut out of each corner to get a box with the maximum volume?

An open-top box is to be made from a 24 in. by 36 in. piece of cardboard by removing a square from each corner of the box and folding up the flaps on each side.

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