{"id":6455,"date":"2025-07-15T13:34:48","date_gmt":"2025-07-15T13:34:48","guid":{"rendered":"https:\/\/functiontranslator.com\/cosh\/"},"modified":"2021-02-26T08:03:37","modified_gmt":"2021-02-26T08:03:37","slug":"cosh","status":"publish","type":"post","link":"https:\/\/functiontranslator.com\/fr\/cosh\/","title":{"rendered":"COSH"},"content":{"rendered":"

Synth\u00e8se et Utilisation de la Fonction COSH<\/h2>\n

La fonction COSH, ou cosinus hyperbolique, est une fonction math\u00e9matique largement utilis\u00e9e tant dans Microsoft Excel que dans Google Sheets. Elle calcule le cosinus hyperbolique d’un nombre sp\u00e9cifi\u00e9, d\u00e9fini par la formule (ex<\/sup> + e-x<\/sup>) \/ 2, o\u00f9 \u00ab\u00a0e\u00a0\u00bb est la base des logarithmes naturels.<\/p>\n

Syntaxe de la Fonction<\/h2>\n

La syntaxe pour utiliser cette fonction dans Excel et Google Sheets est la suivante :<\/p>\n

=COSH(nombre)<\/code><\/pre>\n
    \n
  • nombre<\/strong> : Ce param\u00e8tre est l’argument de la fonction. Il correspond \u00e0 la valeur pour laquelle le cosinus hyperbolique doit \u00eatre calcul\u00e9. Il doit \u00eatre num\u00e9rique.<\/li>\n<\/ul>\n
    Exemples d’Utilisation<\/h2>\n\n\n\n\n\n
    Formule<\/th>\nDescription<\/th>\nR\u00e9sultat<\/th>\n<\/tr>\n
    \n
    =COSH(0)<\/code><\/pre>\n<\/td>\n
    		Calcule le cosinus hyperbolique de 0.<\/td>\n1<\/td>\n<\/tr>\n
    \n
    =COSH(1)<\/code><\/pre>\n<\/td>\n
    		Calcule le cosinus hyperbolique de 1.<\/td>\nEnviron 1.543<\/td>\n<\/tr>\n
    \n
    =COSH(-1)<\/code><\/pre>\n<\/td>\n
    		Calcule le cosinus hyperbolique de -1 (\u00e9quivalent \u00e0 COSH(1) car la fonction cosh est paire).<\/td>\nEnviron 1.543<\/td>\n<\/tr>\n<\/table>\n
    Applications Pratiques<\/h2>\n
    Voici quelques cas concrets o\u00f9 l’utilisation de la fonction COSH se r\u00e9v\u00e8le tr\u00e8s pertinente :<\/p>\n
    Application en Finance<\/h2>\n
    Dans le domaine financier, la fonction COSH peut \u00eatre employ\u00e9e pour mod\u00e9liser des croissances ou r\u00e9cessions suivant un mod\u00e8le hyperbolique, ce qui est souvent utilis\u00e9 dans les analyses strat\u00e9giques ou pour \u00e9valuer certains investissements.<\/p>\n
    Exemple : Pour un investissement dont la croissance suit une tendance model\u00e9e par la fonction cosh(x), o\u00f9 x repr\u00e9sente les ann\u00e9es, la projection de la valeur de l'investissement apr\u00e8s 2 ans serait calcul\u00e9e par la formule =COSH(2), retournant environ 3.762.<\/code><\/pre>\n
    Application en Ing\u00e9nierie<\/h2>\n
    En ing\u00e9nierie, la fonction COSH est couramment utilis\u00e9e pour analyser des comportements hyperboliques dans l’\u00e9tude de certaines structures comme les ponts ou les arches. Ces mod\u00e8les aident \u00e0 pr\u00e9voir les r\u00e9actions face \u00e0 diff\u00e9rentes charges.<\/p>\n
    Exemple : Pour \u00e9valuer le comportement hyperbolique d'une partie d\u2019un pont sous une charge \u00e0 un point sp\u00e9cifique, apr\u00e8s 3 ans, utilisez la formule =COSH(3), produisant une estimation d\u2019environ 10.068.<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"
    Renvoie le cosinus hypeRbolique d\u2019un nombRe<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[310],"tags":[],"class_list":["post-6455","post","type-post","status-publish","format-standard","hentry","category-mathematiques-et-trigonometrie"],"acf":[],"yoast_head":"\nFonction COSH dans Excel : comment \u00e7a marche, exemples et syntaxe<\/title>\n<meta name=\"description\" content=\"Pr\u00e9sentation de la fonction COSH d\u2019Excel et Google Sheets. 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