Or you can just use the office calculator and get it over with.
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From an engineering perspective, this equation is
correct.
From a physicists perspective, the right side of the
equation is neglecting a small deformed steel
residue (a mangled staple).
I’ve published this photo in my tumblr a couple of weeks ago… and someone comment it and said:
“THEY DOES NOT COMMUTE!!!!”
Ok this is pretty much the best thing to go along with something my students just learned.
From an engineering perspective, this equation is
correct.
From a physicists perspective, the right side of the
equation is neglecting a small deformed steel
residue (a mangled staple).
Doh… it leaves x with two holes in it.