{"schema_version":3,"id":"home-rac-md-008","url":"/questions/home-rac-md-008/","theme":"revise-seconde","parcours":"commun|spe|ens_sci|techno","niveau":2,"type":"qcm","consigne":"Simplifie.","amorce":"\\(\\sqrt{8}=?\\)","choices":["2√2","√4","4√2","4"],"reponse":"2√2","correction":{"repere":"Cherche le carré parfait 4 dans 8.","agis":"Écris 8 comme 4 × 2 et extrais √4.","pourquoi":"Simplifier une racine consiste à sortir seulement les facteurs qui forment un carré parfait.","verification":"Élève 2√2 au carré : le résultat doit être 8."},"empreinte":"f80c1a5da6490e9a71ad12fd5953be71044d4134aaf51f5210b806c097f85f00","canonical_url":"https://unpointdeplus.com/questions/home-rac-md-008/","memberships":[{"set_id":"racines-mult-div","titre":"Racines carrées : multiplier et diviser","etape":"C — Extraire 4 de 8","position":8,"total":10,"set_url":"https://unpointdeplus.com/sets/racines-mult-div/","url":"https://unpointdeplus.com/questions/home-rac-md-008/"}],"navigation":{"set_id":"racines-mult-div","titre":"Racines carrées : multiplier et diviser","position":8,"total":10,"revision":"1-2a69b9e26567c65d7af143e4-nav-4f53cda18c2baa0c","up":{"kind":"set","id":"racines-mult-div","label":"Présentation du set","url":"https://unpointdeplus.com/sets/racines-mult-div/"},"previous":{"kind":"question","id":"home-rac-md-007","label":"← Question précédente","url":"https://unpointdeplus.com/questions/home-rac-md-007/"},"next":{"kind":"question","id":"home-rac-md-009","label":"Question suivante →","url":"https://unpointdeplus.com/questions/home-rac-md-009/"}}}