Show that .
I usually use my calculator to convert from one form to another, but I don't actually see or understand how it is really the same. Any help would be appreciated.
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Hi, I will show you one way of doing this.
I multiply the whole thing by ,
Then by using the fact that 2 we get,
Finally we get, ,
and I hope the rest is clear.
Another way to do it: . Now subtract 2 from both sides.
I went at it head-on . . . no fancy tricks. Show that: . . . . . . . . .
You can also manipulate such that you get 3 / 2^(2/3) ; try it.
Curious: why in heck have "-2" on each side ?!
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