For qn 20a, can u show me how [1/(sqrrt2 +1)] is equal to (sqrt 2 -1)

by doing workings and nt using decimals.

And pls teach me qn21(i) the hence part.

Thks alot!!!

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- June 22nd 2009, 12:41 AMmaybeline9216Mathematical Induction
For qn 20a, can u show me how [1/(sqrrt2 +1)] is equal to (sqrt 2 -1)

by doing workings and nt using decimals.

And pls teach me qn21(i) the hence part.

Thks alot!!! - June 22nd 2009, 05:40 AMAmer