I'm sure this is quite simple, but I don't understand the notation. This is from a supplemental book that we have to do outside of class--there isn't a matching textbook and I really don't understand what they want here.
I noticed that if i square...
This isn't a joke, I really don't know if this is right or wrong. Please let me know if this is wrong so I can learn what I am not getting right.
Three different sets of boxes are being pulled along frictionless surfaces attached to a rope that ends with the rightmost box...