1296/625=r^4

wat r =?

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- May 13th 2009, 03:05 PMnick_cFind R
1296/625=r^4

wat r =? - May 13th 2009, 03:06 PMe^(i*pi)
- May 13th 2009, 03:11 PMnick_c
the problem is i dont know how 2 find the 4th root (Worried)

- May 13th 2009, 03:13 PMe^(i*pi)
Your calculator should have a power button where you can put in 0.25 or a nth root button where you can take the 4th root.

Google also has a calculator: http://www.google.co.uk/search?hl=en...f&oq=]click me

it turns out to be a rational 1.2