Découvrez des exercices ludiques et progressifs sur les puissances pour les élèves du primaire. Idéal pour s'initier aux maths.
Question 1 sur 10 10:00
[{"id":61972,"question":"Que vaut 2³ ?","option_a":"4","option_b":"6","option_c":"8","option_d":"12","option_e":"","option_f":"","bonne_reponse":"C","explication":"2³ signifie 2 multiplié par lui-même 3 fois : 2 × 2 × 2 = 8.","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0},{"id":61973,"question":"3² est égal à 6.","option_a":"Vrai","option_b":"Faux","option_c":"","option_d":"","option_e":"","option_f":"","bonne_reponse":"B","explication":"3² = 3 × 3 = 9, donc l'affirmation est fausse.","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0},{"id":61974,"question":"Calcule 5².","option_a":"10","option_b":"15","option_c":"20","option_d":"25","option_e":"","option_f":"","bonne_reponse":"D","explication":"5² = 5 × 5 = 25.","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0},{"id":61975,"question":"Que vaut 10¹ ?","option_a":"1","option_b":"10","option_c":"100","option_d":"0","option_e":"","option_f":"","bonne_reponse":"B","explication":"10¹ = 10, car toute puissance à l'exposant 1 est égale au nombre lui-même.","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0},{"id":61976,"question":"4³ est égal à 64.","option_a":"Vrai","option_b":"Faux","option_c":"","option_d":"","option_e":"","option_f":"","bonne_reponse":"A","explication":"4³ = 4 × 4 × 4 = 64, donc l'affirmation est vraie.","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0},{"id":61977,"question":"Calcule 1².","option_a":"0","option_b":"1","option_c":"2","option_d":"11","option_e":"","option_f":"","bonne_reponse":"B","explication":"1² = 1 × 1 = 1.","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0},{"id":61978,"question":"Que vaut 6⁰ ?","option_a":"0","option_b":"1","option_c":"6","option_d":"60","option_e":"","option_f":"","bonne_reponse":"B","explication":"Tout nombre à la puissance 0 vaut 1 (sauf 0⁰ qui est indéfini).","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0},{"id":61979,"question":"3¹ est égal à 3.","option_a":"Vrai","option_b":"Faux","option_c":"","option_d":"","option_e":"","option_f":"","bonne_reponse":"A","explication":"3¹ = 3, donc l'affirmation est vraie.","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0},{"id":61980,"question":"Calcule 2⁴.","option_a":"8","option_b":"12","option_c":"16","option_d":"32","option_e":"","option_f":"","bonne_reponse":"C","explication":"2⁴ = 2 × 2 × 2 × 2 = 16.","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0},{"id":61981,"question":"Que vaut 7² ?","option_a":"14","option_b":"21","option_c":"49","option_d":"77","option_e":"","option_f":"","bonne_reponse":"C","explication":"7² = 7 × 7 = 49.","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0}]
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