{"schema_version":3,"id":"home-rac-md-007","url":"/questions/home-rac-md-007/","theme":"revise-seconde","parcours":"commun|spe|ens_sci|techno","niveau":2,"type":"qcm","consigne":"Simplifie.","amorce":"\\(\\sqrt{50}=?\\)","choices":["5√2","2√5","25√2","10"],"reponse":"5√2","correction":{"repere":"Repère le carré parfait 25 dans 50.","agis":"Décompose 50 en 25 × 2 puis extrais √25.","pourquoi":"La racine d\u0027un produit de facteurs positifs se sépare et le carré parfait devient un coefficient.","verification":"Élève 5√2 au carré : tu dois retrouver 50."},"empreinte":"3d2a918d517e9f741b7181b1b17b42d3ade37c6222f7bd93b9b6da181f5b508e","canonical_url":"https://unpointdeplus.com/questions/home-rac-md-007/","memberships":[{"set_id":"racines-mult-div","titre":"Racines carrées : multiplier et diviser","etape":"C — Extraire 25 de 50","position":7,"total":10,"set_url":"https://unpointdeplus.com/sets/racines-mult-div/","url":"https://unpointdeplus.com/questions/home-rac-md-007/"}],"navigation":{"set_id":"racines-mult-div","titre":"Racines carrées : multiplier et diviser","position":7,"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-006","label":"← Question précédente","url":"https://unpointdeplus.com/questions/home-rac-md-006/"},"next":{"kind":"question","id":"home-rac-md-008","label":"Question suivante →","url":"https://unpointdeplus.com/questions/home-rac-md-008/"}}}