Sorry to have to ask this, but I am stuck...

Why is this true:

???

How do I reach that conclusion from:

???

Cheers in advance!

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- May 20th 2012, 10:56 PMhowdigethereWhy is the following true ?!!
Sorry to have to ask this, but I am stuck...

Why is this true:

???

How do I reach that conclusion from:

???

Cheers in advance! - May 21st 2012, 02:12 AMemakarovRe: Why is the following true ?!!
- May 21st 2012, 02:34 AMhowdigethereRe: Why is the following true ?!!
dang.

Thank You emakarov!