CS 1401, Quiz #1

Date: Tuesday, January 24, 2006
Class section (9 am or 10:30 am): ______________________
Name: ______________________________________________________________________
1. Explain why the invention of 0 made computations easier. (Hint: how were numbers represented before that? was it easy to add or subtract these numbers?). Who was the first to invent 0?

2. Describe, step by step, an algorithm that, given three real numbers a, b, and c, returns the values x for which a*x-b=c.