Question

1. Faça as divisões abaixo

a) (20/4) : (12/2) =

b) (16/6) : (8/6) =

c) (25/10) : (30/15) =

2. Calcule as potências:

a) (2514)º =

b) (3,4)¹ =

c) (2/8)³=

d) (10/5)-³ =

e) (3,2)³=

​

Answer 1

Explicação passo-a-passo:

a) 5/6

b) 16/6 × 6/8= 16/8= 2

c) 25/10 × 15/30= 375/300=

375 ÷ 25

________=

300 ÷ 25

15 ÷ 3

_____=

12 ÷ 3

5/4

2)

a) 1

b) 3,4

c) (2/8)³= 8/512

d) (10/5)-³= (5/10)³= 125/1000

e) (3,2)³= (32/10)³= 32768/1000

ou

32,768