KOUNADIDIAKITE072 KOUNADIDIAKITE072 16-11-2022 BREVET Answered 20 Écris plus simplement : a = 2 √27-√√147+ √12; b= 61 √5-12 √√7-49 √5-12; Xb=61 v C= 3 √5-2 (1-√5)-√5; 2 d = 2√11-3√7-(6 √11-9√7); e=2 √√16-6√7-√81-√700. 2aidez moi