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Unformatted text preview: 7.2 On the other hand, just because it “ looks like it”, doesn’t mean it is , so check your arithmetic, too. 8. Conservation of Stuff: Nothing ever just appears or disappears without a reason. It may look different, but it’s still there. 8.1 As long as you multiply (or divide) the top and bottom of a fraction by the same thing, you still have the same amount of stuff. 8.2 As long as you do the same thing to both sides of an equation, you still have the same amount of stuff. 9. Negatives are tricky little buggers. 9.1 Obey rule #4 and rule #5, especially when dealing with negative numbers! 9.2 Negative numbers are useful; negative attitudes are counterproductive. 10. No one has ever died from doing mathematics. WARNING: Disregarding the above rules may result in wrong answers and/or other penalties dispensed by the Math Police. © copyright 1992, by Tim Pilachowski...
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This note was uploaded on 01/11/2012 for the course MATH 220 taught by Professor Cohen during the Summer '08 term at Maryland.
- Summer '08