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Re:calculator peripherals
Posted:
Aug 7, 1995 12:55 AM


Kent writes:
>I also have seen students who, in essence, are merely peripherals to their >calculator. One student stopped me in class and argued that sin(pi/2) = 0. I >could not disuade him with any definition this is what his calculator told >him (of course it wa set to degrees).
While I'm certainly familiar with the phenomenon of students believing outrageous answers because they got them on their calculators, I have to stop and ask: huh? sin(pi/2) doesn't equal 0, even in degrees. My calculator gives around .0274.
Ted Alper alper@ockham.stanford.edu Math Coordinator, EPGY



