{"schema_version":3,"id":"home-rac-sens-001","url":"/questions/home-rac-sens-001/","theme":"revise-seconde","parcours":"commun|spe|ens_sci|techno","niveau":1,"type":"qcm","consigne":"Calcule.","amorce":"\\(\\sqrt{9}=?\\)","choices":["3","18","81","4,5"],"reponse":"3","correction":{"repere":"Observe le carré parfait 9.","agis":"Cherche le nombre positif dont le carré vaut 9.","pourquoi":"La racine carrée et le carré sont des opérations réciproques sur un nombre positif.","verification":"Élève 3 au carré : 3 × 3 doit redonner 9."},"empreinte":"0b576ef4a4c26702b3c5ef17f88d0c55dab6122da8190a9753cc4e4141a435eb","canonical_url":"https://unpointdeplus.com/questions/home-rac-sens-001/","memberships":[{"set_id":"racines-sens","titre":"Racines carrées : le sens","etape":"A — Carré parfait 9","position":1,"total":8,"set_url":"https://unpointdeplus.com/sets/racines-sens/","url":"https://unpointdeplus.com/questions/home-rac-sens-001/"}],"navigation":{"set_id":"racines-sens","titre":"Racines carrées : le sens","position":1,"total":8,"revision":"1-5fa6c53fe1364d46b1cd5464-nav-4f53cda18c2baa0c","up":{"kind":"set","id":"racines-sens","label":"Présentation du set","url":"https://unpointdeplus.com/sets/racines-sens/"},"previous":{"kind":"set","id":"racines-sens","label":"Présentation du set","url":"https://unpointdeplus.com/sets/racines-sens/"},"next":{"kind":"question","id":"home-rac-sens-002","label":"Question suivante →","url":"https://unpointdeplus.com/questions/home-rac-sens-002/"}}}