LEAVIRBEL54
Answered

3 Calculer.
a.-1-24: (-6)
c.-3 × (-9-(-5))
b. -45: (-9)-1
d. (-2-5) x4-9 ​

Sagot :

TOUTA1457KVHJ

Réponse:

a. -1-[24:(-6) ]= -1-[24:6]= -1-4 = -5

b. -3*(-9-(-5)) = -3*(-9+5) = -3*(-4) = 3*4 = 12

c. [-45:(-9)]-1 = (45:9)-1 = 5-1 = 4

d. (-2-5)*4-9 = -7*4-9 = -28 -9 = -37