Difference between revisions of "2005 AMC 10B Problems/Problem 4"
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<math>(5 \diamond 12) \diamond ((-12) \diamond (-5))\ (\sqrt{5^2+12^2}) \diamond (\sqrt{(-12)^2+(-5)^2})\ (\sqrt{169})\diamond(\sqrt{169})\13\diamond13\ \sqrt{13^2+13^2}\ \sqrt{338}\ \boxed{\mathrm{(D)\,13\sqrt{2}}}</math> | <math>(5 \diamond 12) \diamond ((-12) \diamond (-5))\ (\sqrt{5^2+12^2}) \diamond (\sqrt{(-12)^2+(-5)^2})\ (\sqrt{169})\diamond(\sqrt{169})\13\diamond13\ \sqrt{13^2+13^2}\ \sqrt{338}\ \boxed{\mathrm{(D)\,13\sqrt{2}}}</math> | ||
== See Also == | == See Also == | ||
− | + | {{AMC10 box|year=2005|ab=B|num-b=3|num-a=4=5}} |
Revision as of 09:47, 29 June 2011
Problem
For real numbers and , define . What is the value of
?
Solution
See Also
2005 AMC 10B (Problems • Answer Key • Resources) | ||
Preceded by Problem 3 |
Followed by Problem 4=5 | |
1 • 2 • 3 • 4 • 5 • 6 • 7 • 8 • 9 • 10 • 11 • 12 • 13 • 14 • 15 • 16 • 17 • 18 • 19 • 20 • 21 • 22 • 23 • 24 • 25 | ||
All AMC 10 Problems and Solutions |