Difference between revisions of "2005 AMC 10A Problems/Problem 2"
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==Problem== | ==Problem== | ||
− | For each pair of real numbers <math>a | + | For each pair of real numbers <math>a\neqb</math>, define the [[operation]] <math>\star</math> as |
<math> (a \star b) = \frac{a+b}{a-b} </math>. | <math> (a \star b) = \frac{a+b}{a-b} </math>. |
Revision as of 15:11, 27 June 2014
Problem
For each pair of real numbers $a\neqb$ (Error compiling LaTeX. Unknown error_msg), define the operation as
.
What is the value of ?
Solution
See Also
The problems on this page are copyrighted by the Mathematical Association of America's American Mathematics Competitions.