HANNAHELEN294GO
Respondido

Resolva o valor das expressões :
A) 2^5. 10^5. 20^-3
B) (8^2 : 2^2. 4^3) ^10​

Resposta :

PHILIPINHO19042010GO

Resposta:

a)400

2

5

.10

5

.20

−3

\frac{(2.10)^{5} }{20^{3} }

20

3

(2.10)

5

20^{5-3}20

5−3

20^{2} =40020

2

=400

KAESRTGO

Resposta:

A)

2^5. 10^5. 20^-3 =

32. 100000. 1/8000 =

3200000/8000 =

400

B)

(8^2 : 2^2. 4^3) ^10 =

(64 : 4 . 64) ^10 =

(1024) ^10 =

(2^10) ^10 =

2^100

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