I write with a combination of cursive and print. I just sort of randomly change, often in mid-word. If I'm writing a letter, I usually write it in cursive, unless it is really formal in which case I'll usually type it or try to print it as neatly as I can.
I should use it when I take notes, as...
Homework Statement
Vectors A-> and B-> have equal magnitudes of 55.0. If the sum of A-> and B-> is the vector 17.7 j, determine the angle between A-> and B->
Homework Equations
cos(theta) = {[A]^2 + [B]^2 - [A-B]^2}/2[A][B]
(sorry, not sure how to type out that formula!)...
I still can't seem to get this problem. I used those equations but I can't figure out how I am supposed to find any new variables because I am always missing two (as far as I can see, of course). Are there certain equations I am supposed to set equal to each other or something? Thanks!
Homework Statement
A commuter train travels between two downtown stations. Because the stations are only 1.30 km apart, the train never reaches its maximum possible cruising speed. During rush hour the engineer minimizes the travel interval Δt between the two stations by accelerating for a...