Question

1- Escreva em notação científica
a) 20.000
b) 350
c) 0,5
d) 0,0002
e) 0,750
f) 9,30
g) 174,30
h) 285,0
i) 521,85

Answer 1

a)

$2 \times 10 {}^{4 }$

---

b)

$3.5 \times 10 {}^{2}$

---

c)

$0.5 = 5 \times 10 {}^{ - 1}$

---

d)

$2 \times 10 {}^{ - 4}$

---

e)

$0.750 = 7.5 \times 10 {}^{ - 1}$

---

f)

$9.3 \times 10 {}^{2}$

---

g)

$1.743 \times 10 {}^{4}$

---

h)

$2.85 \times 10 {}^{2}$

---

i)

$5.2185 \times 10 {}^{4}$

---

Espero ter ajudado