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Monthly Archives: February 2012
Algebra is pain!
Long, twisted story that starts with Polyphemus, the cyclops. I wasn’t sure if Polyphemus meant anything. Polynomial means many names…polygon means any side…Polypocket means a little tiny doll with a world all to herself. Polyphemus? Wouldn’t it be eyeronic if … Continue reading
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Rotational Symmetry at church
I wonder how many people noticed this. Or how many people would notice this, given an hour of exposure on any given Sunday. I know of at least one (me). The first two are pictures of the bulletin. Notice the … Continue reading
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Ginger…the least rational of all roots
I got a tablecloth the other day, and it is one on which I can draw with fabric markers, and said cloth will become clean. I guess this is true of a lot of things, but it’s not every day … Continue reading
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Disturbing, not surprising…
Ah good…at least it’s not just me. Chaperoned a field trip with the freshmen to a community college today. Granted, they have an “open admissions” policy, so anyone with a high school diploma applying to the school gets accepted. The … Continue reading
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Grocery Store Math
Not the normal “how much will it be after tax?” or “which is the better deal?” questions. No, I was standing in line at the deli counter…a pound of ham. She put it on the scale and it was 0.96 … Continue reading
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Went to a big c…
Went to a big chain bookstore today, just because I like to read (I actually just went to buy ink at the office supply store nextdoor. I have more math literature (not textbooks) than the bookstore does!
Synthetic Division
So how is it that synthetic division was a nightmare, and when I put up a division problem, nobody can do it. But when I ask “is (x2) a factor of (x^4 – 2x^3 + 3x^2 – 5x + 4)?” … Continue reading
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