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by WalterBright 193 days ago
> scrap pieces of paper

The exams I took were done in blue books where you were required to show your work.

1 comments

You didn't have both? Scrap for trying out ideas, double-checking, making mistakes and then "blue books" for the stuff you hand in (with the answers + all the steps you choose to show).
No need. I just X'd out failed approaches. There were always plenty of pages in the blue book.