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Vectors and Trigonometry

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Question: What is the result of subjecting a molten piece of iron to a strong magnetic field while it cools?

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Quote of the day...

Carnegie Mellon's car managed to drive coast to coast across America with very blurry vision (thirty by thirty-two pixels), a brain smaller than a worm's, and only a few assists from the human copilot. It may not have been the first truly self-driving car, but it did compare favourably with most teenage drivers.

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