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Failed to connect to MySQL: (1203) User howardkn already has more than 'max_user_connections' active connectionsPath: ...!weretis.net!feeder8.news.weretis.net!pasdenom.info!from-devjntp Message-ID: JNTP-Route: news2.nemoweb.net JNTP-DataType: Article Subject: Re: =?UTF-8?Q?R=C3=A9soudre=20cette=20=C3=A9galit=C3=A9?= References: Newsgroups: fr.sci.maths JNTP-HashClient: 8hc4KvZNdUb5e281EhGSdw8W5W8 JNTP-ThreadID: y5AARJZgCgK-TFGI3u9nMz3g4lY JNTP-Uri: http://news2.nemoweb.net/?DataID=nPnkhpP8-xnvksbsJa6RV0nSk_U@jntp Supersedes: User-Agent: Nemo/0.999a JNTP-OriginServer: news2.nemoweb.net Date: Tue, 06 Jun 23 07:23:22 +0000 Organization: Nemoweb JNTP-Browser: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/114.0.0.0 Safari/537.36 Injection-Info: news2.nemoweb.net; posting-host="f659df7d4491faa3aeb2314185df8a7099fa9f57"; logging-data="2023-06-06T07:23:22Z/7967744"; posting-account="4@news2.nemoweb.net"; mail-complaints-to="newsmaster@news2.nemoweb.net" JNTP-ProtocolVersion: 0.21.1 JNTP-Server: PhpNemoServer/0.94.5 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit X-JNTP-JsonNewsGateway: 0.96 From: Richard Hachel Bytes: 2061 Lines: 35 Le 06/06/2023 à 08:09, robby a écrit : > Le 06/06/2023 à 07:45, Python a écrit : >> Si tu le fais en Python il vaut mieux utiliser le module fractions... > > sur un forum de math, quel interet de donner la réponse brute force, > plutôt qu'un raisonnement ? Je préfère le raisonnement de Robby qui en loupe un, plutôt que la programmation qui ne cherche rien du tout. Sinon: (1/x)+(1/y)=1/10 (x+y)/xy=1/10 xy=10(x+y) xy-10x-10y=0 x(y-10)-10y=0 x(y-10)-10 [y+10-10] =0 x(y-10)-10(y-10)-100=0 (x-10)(y-10)=100 ab=100 a ou b = {1,2,4,5,10,20,25,50,100} x ou y = {11,12,14,15,20,30,35,60,110} R.H.