3 ms·
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
by peterfirefly 10mo ago
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).
- WalterBright 10mo agoNo need. I just X'd out failed approaches. There were always plenty of pages in the blue book.