Find R

• May 13th 2009, 02:05 PM
nick_c
Find R
1296/625=r^4

wat r =?
• May 13th 2009, 02:06 PM
e^(i*pi)
Quote:

Originally Posted by nick_c
1296/625=r^4

wat r =?

Take the fourth root of both sides

$r = (\frac{1296}{625})^{0.25}$
• May 13th 2009, 02:11 PM
nick_c
the problem is i dont know how 2 find the 4th root (Worried)
• May 13th 2009, 02:13 PM
e^(i*pi)
Quote:

Originally Posted by nick_c
the problem is i dont know how 2 find the 4th root (Worried)

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.