CORRIGÉ. Session Centres étrangers, Juin 2001. Exercice - APMEP
Ln = L0 + r n =20+5 n. L5 =20+5 × 5 = 45 (cm) L6 = 50. 2. En = E0 × qn = 20 × 1,15n. E5 = 20 × 1,155 ? 40,2.
Ln = L0 + r n =20+5 n. L5 =20+5 × 5 = 45 (cm) L6 = 50. 2. En = E0 × qn = 20 × 1,15n. E5 = 20 × 1,155 ? 40,2.