bjr

ex 9

G = 8e + 5/6 = 8 * e + 5/6               * = multiplié par

si e = 3

=> G = 8 * 3 + 5/6 = 24 + 5/6 = 144/6 + 5/6 = 149/6

J = 6 * e * e - 2/3 * e + 1/2

si e = 3

=>J = 6 * 3 * 3 - 2/3 * 3 + 1/2

      = 54 - 2 + 1/2

      = 52 + 1/2 = 104/2 + 1/2 = 105/2 = 52,5

bonjour

tu Remplaces l'inconnu par 3

G = 8 × 3 + 5/6 = 24 + 5/6 = 144/6 + 5/6 = 149/6

J = 6*3² -2/3 * 3 + 1/2 = 54 -6/3 + 1/2 = 54-2 + 1/2 = 104/2 + 1/2 = 105/2 = 52.5

Bonne journée