Difference between revisions of "User:Temperal/The Problem Solver's Resource Tips and Tricks"
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*Remember that substitution is a useful technique! Example problem: | *Remember that substitution is a useful technique! Example problem: | ||
===Example Problem Number 1=== | ===Example Problem Number 1=== | ||
− | If <math>\tan x+\tan y=25</math> and <math>\cot x+\ cot y=30</math>, find <math>\tan(x+y)</math>. | + | If <math>\tan x+\tan y=25</math> and <math>\cot x+\cot y=30</math>, find <math>\tan(x+y)</math>. |
====Solution==== | ====Solution==== |
Revision as of 13:24, 23 November 2007
Other Tips and TricksThis is a collection of general techniques for solving problems.
Example Problem Number 1If SolutionLet This technique can also be used to solve quadratics of high degrees, i.e.
Example Problem Number 2How many quadruples SolutionSince they're odd,
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