Question

efetue as seguintes operaçoes. dê as respostas em notacão cientifica:
A) 1400.500 00=
B) 0.000017.0,009=
C) 630 000:0.009=
D) 0.006:0.02=
E) (800)2=
F) (0,0003)3=

me ajudem pfv​

Answer 1

Resposta:

a) 7,0 . 10^9

b) 1,53 . 10^-8

c) 7 . 10¹

d) 3. 10^-1

e) 6,4 . 10^5

f) 2,7 . 10^-11

Explicação passo-a-passo:

a) 1400 . 500.000

1,4 . 10³ . 5 . 10^5

(14 . 5) . (10³ . 10^5)

70 . 10^8

7,0 . 10^9

b) 0,000017 . 0,009

1,7 . 10^-6 . 9 . 10^-3

(1,7 . 9) . (10^-6 . 10^-3)

1,53 . 10^-8

c) 630.000/0,009

63 . 10^4/9 . 10^-3

(63/9) . (10^4/10^-3)

7 . 10¹

d) 0,006/0,02

6 . 10^-3/2 . 10^-2

(6/2) . (10^-3/10^-2)

3 . 10^-1

e) (800)²

(8 . 10²)²

8² . 10².²

64 . 10^4

6,4 . 10^5

f) (0,0003)³

(3 . 10^-4)³

3³ . 10^-4.³

27 . 10^-12

2,7 . 10^-11