{"id":6380,"date":"2025-07-15T13:34:48","date_gmt":"2025-07-15T13:34:48","guid":{"rendered":"https:\/\/functiontranslator.com\/acosh\/"},"modified":"2021-02-26T08:01:36","modified_gmt":"2021-02-26T08:01:36","slug":"acosh","status":"publish","type":"post","link":"https:\/\/functiontranslator.com\/fr\/acosh\/","title":{"rendered":"ACOSH"},"content":{"rendered":"

Description g\u00e9n\u00e9rale<\/h2>\n

La fonction ACOSH, ou cosinus hyperbolique inverse, est utilis\u00e9e pour d\u00e9terminer la valeur principale de l’inverse du cosinus hyperbolique. Elle permet de trouver le nombre dont le cosinus hyperbolique correspond \u00e0 une valeur sp\u00e9cifique. Cette fonction est disponible \u00e0 la fois dans Microsoft Excel et Google Sheets.<\/p>\n

Syntaxe et exemples<\/h2>\n

La syntaxe de la fonction ACOSH dans Microsoft Excel et Google Sheets est la suivante :<\/p>\n

=ACOSH(nombre)<\/code><\/pre>\n
Le nombre<\/code> doit \u00eatre un nombre r\u00e9el positif sup\u00e9rieur ou \u00e9gal \u00e0 1. Si la valeur est inf\u00e9rieure \u00e0 1, la fonction retournera une erreur.<\/p>\n
Exemple 1<\/strong>:<\/p>\n
=ACOSH(1)<\/code><\/pre>\n
Cette formule renvoie 0, car le cosinus hyperbolique de 0 est \u00e9gal \u00e0 1.<\/p>\n
Exemple 2<\/strong>:<\/p>\n
=ACOSH(10)<\/code><\/pre>\n
Cette formule donne approximativement 2.9932, qui est l’inverse du cosinus hyperbolique de 10.<\/p>\n
Applications pratiques<\/h2>\n
La fonction ACOSH est utilis\u00e9e dans divers domaines tels que l’ing\u00e9nierie, la recherche op\u00e9rationnelle et les analyses financi\u00e8res pour la mod\u00e9lisation des ph\u00e9nom\u00e8nes exponentiels.<\/p>\n
T\u00e2che 1: Calcul des temps de r\u00e9ponse dans une \u00e9tude sur les r\u00e9seaux de neurones<\/h2>\n
Consid\u00e9rons l’\u00e9tude de la r\u00e9ponse temporelle d’un r\u00e9seau de neurones artificiels. L’utilisation de la fonction hyperbolique inverse permet de mod\u00e9liser l’activit\u00e9 du r\u00e9seau et de comprendre la rapidit\u00e9 des r\u00e9ponses face \u00e0 des augmentations d’entr\u00e9es.<\/p>\n\n\n\n\n\n\n\n
Entr\u00e9e (Stimulus)<\/th>\nR\u00e9ponse (ACOSH)<\/th>\n<\/tr>\n<\/thead>\n
1<\/td>\n=ACOSH(1)<\/td>\n<\/tr>\n
5<\/td>\n=ACOSH(5)<\/td>\n<\/tr>\n
10<\/td>\n=ACOSH(10)<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
Chaque r\u00e9sultat indique le temps n\u00e9cessaire pour atteindre un certain seuil de r\u00e9ponse.<\/p>\n
T\u00e2che 2: Simulation de croissance de tissus en biotechnologie<\/h2>\n
En biotechnologie, pour la mod\u00e9lisation de la croissance de tissus, o\u00f9 la croissance peut \u00eatre influenc\u00e9e par des facteurs nutritionnels variables, les calculs suivants peuvent \u00eatre utilis\u00e9s :<\/p>\n
=ACOSH(1.5) \/\/ pour une nutrition de base =ACOSH(2.5) \/\/ pour une nutrition am\u00e9lior\u00e9e =ACOSH(3.5) \/\/ pour une nutrition optimale <\/code><\/pre>\n
Ces \u00e9valuations aident \u00e0 comparer l’efficacit\u00e9 des diff\u00e9rents environnements de croissance.<\/p>\n","protected":false},"excerpt":{"rendered":"
Renvoie l\u2019aRc 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-6380","post","type-post","status-publish","format-standard","hentry","category-mathematiques-et-trigonometrie"],"acf":[],"yoast_head":"\nFonction ACOSH dans Excel : comment \u00e7a marche, exemples et syntaxe<\/title>\n<meta name=\"description\" content=\"Pr\u00e9sentation de la fonction ACOSH d\u2019Excel et Google Sheets. 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