Réponses

  • Omnes
  • Modérateur confirmé
2014-03-17T20:45:49+01:00
Salut,

f(x) = 3x
f(4) = 3 * 4 = 12
f(-7) = 3 * (-7) = -21
f(1/3) = 3 * 1/3 = 3/3 = 1
f(-5/12) = 3 * (-5/12) = -15/12 = -5/4

Bonne soirée !
2014-03-17T20:47:51+01:00

a. 3*4=12

b. 3*-7= -21

c. 3*1sur3 = 0.99...

d. 3*-5sur12 = -1.2500001