Question

Alguém poderia me ajudar?

Answer 1

1° MMC                                               2°MMC

           6 ,5  2                                   3,30  2

            3,5  3                                   3,15  3

            1,5  5                                     1,5  5

            1,1  30                                   1,1  30

 

 

[(25-6/30)-1]/3:raiz9/4

 

19/30-1/3:raiz9/4

 

19-10/30:raiz9/4

9/30:raiz9/4

3/10:raiz9/4

3/10:3/2

0,20

letra A