Question

3- Calcule as seguintes raízes.
$\sqrt[2]{265} =$
​

Answer 1

X = 2√50 + 4√18 - 3√32⇒

50↓2 18↓2 32↓2

25↓5 9↓3 16↓2

5↓5 3↓3 8↓2

1↓ 1↓ 4↓2

↓ ↓ 2↓2

1↓

X = 2.(√2¹.√5²) + 4(√2¹.√3²) - 3(√2².√2².√2¹)⇒

X = 10.√2 + 12√2 - 3(4.√2)⇒

X = 10√2 + 12√2 - 12√2⇒

X = 10√2

Y = √2

calcule x

__⇒

y

10√2

____⇒

√2

x

_ = 10

y