Question

efetue as multiplicações.

A) (+15). (+12).(+19)

B) (-1001).0.(+37).(+888)

C)(+15).(-15).(+22.(-22)

D) (-19).(+22).(-2).(+15).(-3)

Answer 1

Resposta:

A) 3.420

B) 0

C) 108.900

D) -37.620

Answer 2

A) 3.420

B) 0

C) 108.900

D) -37.620

Explicação passo-a-passo:

A)

(+15) × (+12) × (+19)

15 × 12 × 19

180 × 19

3.420

B)

(-1001) × 0 × (+37) × (+888)

qualquer termo ou expressão multiplicado por 0 é igual a 0.

C)

(+15) × (-15) × (+22) × (-22)

15 × 15 × 22 × 22

15² × 22²

225 × 22²

225 × 484

108.900

D)

(-19) × (+22) × (-2) × (+15) × (-3)

(-19) × 22 × (-2) × 15 × (- 3)

- (19 × 22 × 2 × 15 × 3)

- (19 × 330 × 2 × 3)

- (6270 × 2 × 3)

- (12540 × 3)

-37.620