Question

rationalize the denominator of the expression.
-5 over 1-√2

Answer 1

\[\frac{-5}{1-sqrt[2]}\]

Answer 2

5 rad 2 over -1

Answer 3

5+5root2

Answer 4

\[\frac{-5}{1-\sqrt{2}}\times \frac{1+\sqrt{2}}{1+\sqrt{2}}\] is the method

Answer 5

numerator is what the distributive law, denominator is
\[1-2=-1\] so you get
\[\frac{-5-5\sqrt{2}}{-1}=5+5\sqrt{2}\]

Answer 6

what saifoo said

Answer 7

Yeah! :)