a is a real number.

Demonstrate the following equality.

I tried in this way but i think it is wrong.

Is it correct? :)

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- October 17th 2011, 10:55 AMFabio010Prove equality (real numbers)
a is a real number.

Demonstrate the following equality.

I tried in this way but i think it is wrong.

Is it correct? :) - October 17th 2011, 01:45 PMemakarovRe: Prove equality (real numbers)
You considered only the case . Also, since the problem is so basic, the proof has to be really detailed, and I am not sure you sufficiently explained why when . So, what happen when ? Recall that by definition is a nonnegative number such that .

- October 18th 2011, 10:58 AMFabio010Re: Prove equality (real numbers)
- October 18th 2011, 11:07 AMPlatoRe: Prove equality (real numbers)
- October 18th 2011, 11:42 AMFabio010Re: Prove equality (real numbers)