Gazeta matematică 2017: Difference between revisions
Created page with "== Gazeta Matematică 6-7-8/2017 == '''27401 (Radu Pop)''' ''Fie <math>n \in \mathbb{N}</math>. Să se arate că <math display="block"> (n+1)ab(a+b)-(4n^3+13n+10)ab+(n+2)^3(a+b) \geq (n+2)^3, </math> oricare ar fi <math>a,b \in [1,\infty)</math>''" |
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''Fie <math>n \in \mathbb{N}</math>. Să se arate că | ''Fie <math>n \in \mathbb{N}</math>. Să se arate că | ||
<math display="block"> (n+1)ab(a+b)-(4n^3+13n+10)ab+(n+2)^3(a+b) \geq (n+2)^3, </math> | <math display="block"> (n+1)ab(a+b)-(4n^3+13n+10)ab+(n+2)^3(a+b) \geq (n+2)^3, </math> | ||
oricare ar fi <math>a,b \in [1,\infty)</math> | ''oricare ar fi'' <math>a,b \in [1,\infty)</math> | ||
Revision as of 08:37, 1 December 2024
Gazeta Matematică 6-7-8/2017
27401 (Radu Pop)
Fie Failed to parse (SVG (MathML can be enabled via browser plugin): Invalid response ("Math extension cannot connect to Restbase.") from server "https://wikimedia.org/api/rest_v1/":): {\displaystyle n \in \mathbb{N}} . Să se arate că Failed to parse (SVG (MathML can be enabled via browser plugin): Invalid response ("Math extension cannot connect to Restbase.") from server "https://wikimedia.org/api/rest_v1/":): {\displaystyle (n+1)ab(a+b)-(4n^3+13n+10)ab+(n+2)^3(a+b) \geq (n+2)^3, } oricare ar fi Failed to parse (SVG (MathML can be enabled via browser plugin): Invalid response ("Math extension cannot connect to Restbase.") from server "https://wikimedia.org/api/rest_v1/":): {\displaystyle a,b \in [1,\infty)}