How do you show that (3+sqrt2)/(5+sqrt8)3+√25+√8 can be written to (11-sqrt2)/1711−√217?
2 Answers
Please see below.
Explanation:
We know that ,
Let ,
Multiplying numerator and denominator by
Simplifying we get
By Rationalization
Explanation:
By Rationalization, Note:
Hence;
Rationalizing..
Expanding..
Simplifying..
Further simplifying..
Collecting like terms..
Simplifying..
Further simplifying..
Therefore;
As required..