Question

Racionalize os denominadores
a) 1
___
√2


b) 6
___
√3


c) 5
___
√8

d) -3
____
√27

Answer 1

a) $\frac{1}{ \sqrt{2} } . \frac{ \sqrt{2} }{ \sqrt{2} }$
$\frac{ \sqrt{2} }{ \sqrt{4} }$
$\frac{ \sqrt{2} }{2}$

b) $\frac{6}{ \sqrt{3} } . \frac{\sqrt{3}}{\sqrt{3}}$
$2 \sqrt{3}$

c) $\frac{5. \sqrt{8} }{8}$

d) $\frac{- 3. \sqrt{27}}{27}$
$\frac{- 1. \sqrt{27} }{9}$
$\frac{- [tex] \frac{- 1 \sqrt{3} }{3}$1. 3 \sqrt{3} }{9} [/tex]

xoxo