Question

haideți ajutați mă primiți multe puncte​

Answer 1

Răspuns:

Explicație pas cu pas:

a) (- 2) × (- 7) × (- 5) = - (2 × 7 × 5) = - (14 × 5) = - 70

b) (- 3) × (- 4) × (+ 25) = 3 × 4 × 25 = 12 × 25 = 300

c) 5 × (- 9) × (+ 20) = - (5 × 9 × 20) = - (100 ×9) = -900

d) (- 2) × (+ 7) × (- 50) = 2 × 7 × 50 = 14 × 50 = 700

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

f) (- 4) × (- 50) × (+ 9) = 4 × 50 × 9 = 200 × 9 = 1800

g) (- 3) × (- 75) × (+ 4) = 3 × 75 × 4 = 225 × 4 = 900

h) (- 5) × (+ 80) × (- 21) = 5 × 80 × 21 = 400 × 21 = 8400

i) (- 7) × (- 2) × (- 250) = - (7 × 2 × 250) = - (14 × 250) = - 3500