Question

6. Calcule as seguintes raízes:

a)
$\sqrt{75}$

b)
$\sqrt{32}$

c)
$\sqrt{50}$

d)
$\sqrt{147}$

e)
$\sqrt{200}$


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Answer 1

a)√75 = 5√3

b) √32 = 4√2

c) √50 = 5√2

d) √147 = 7√3

e) √200 = 10√2

Vamos fatorar

a) 75|3

25|5

5|5 = √3.5² = 5√3

1

b) 32|2

16|2

8|2

4|2

2|2 = √2².2².2 = 4√2

1

c) 50|2

25|5

5|5 = √2.5² = 5√2

1

d) 147|3

49|7

7|7 = √3.7² = 7√3

1

e) 200|2

100|2

50|2

25|5

5|5 = √2.2².5² = 10√2

1

✨ Boa sorte ✨

15/03