Difference between revisions of "2021 IMO Problems/Problem 2"
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holds for all real numbers <math>x_1,x_2,\dots,x_n</math>. | holds for all real numbers <math>x_1,x_2,\dots,x_n</math>. | ||
− | == | + | ==Video solutions== |
− | https://youtu.be/ | + | https://youtu.be/cI9p-Z4-Sc8 [Video contains solutions to all day 1 problems] |
− | + | https://youtu.be/akJOPrh5sqg [uses integral] | |
− | https://youtu.be/ |
Revision as of 01:58, 28 July 2021
Problem
Show that the inequality holds for all real numbers .
Video solutions
https://youtu.be/cI9p-Z4-Sc8 [Video contains solutions to all day 1 problems]
https://youtu.be/akJOPrh5sqg [uses integral]