ok bit of a silly question but i really dont understand how to rearange

to get

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- Oct 30th 2009, 06:53 AMrenloksurds fraction question
ok bit of a silly question but i really dont understand how to rearange

to get

- Oct 30th 2009, 07:09 AMe^(i*pi)
- Oct 30th 2009, 07:37 AMrenlok
but would you not have to square the aswell?

- Oct 30th 2009, 07:43 AMe^(i*pi)
- Oct 30th 2009, 08:14 AMrowe
Nice and quick, but little motivation: