Question

Calculati folosind proprietatiile inmultirii:
Imi trebuie doar a,b,c,d,e si f​

Answer 1

a) (-2)×(-7)×(-5) = 14×(-5) = -70

b) (-3)×(-4)×(+25) = 12×(+25) = 300

c) 5×(-9)×(+20) = -45×(+20) = -900

d) (-2)×(+7)×(-50) = -14×(-50) = 700

e) (-5)×(-8)×(+125) = 40×(+125) = 5000

f) (-4)×(-50)×(+9) = 200×(+9) = 1800