Efetue as multiplicações a seguir: A) 43,1 x (-6,4)=
B)2/5 ×7/3=
Por favor tenho que entregar hj!

15: 24

62.5%

step-by-step explanation:

40 i don’t know lololol

step by step solution :

step   1   :

1.1     4 = 22

(4)3 = (22)3 = 26

equation at the end of step   1   :

  ((23) • 26)2

step   2   :

equation at the end of step   2   :

  (23 • 26)2

step   3   :

final result :

  218

ya