Posted by **Shaff** on Monday, October 15, 2012 at 11:39pm.

What is the cube root of 192x to the 7th power?

- Math -
**Steve**, Tuesday, October 16, 2012 at 10:22am
you have ∛(192x)^7

192 = 64*3, so ∛(192x) = 4∛(3x)

(4∛(3x))^7 = 16384 ∛(3x)^{7}

- Math -
**Steve**, Tuesday, October 16, 2012 at 10:23am
Hmm. I guess we could pull out some 3x stuff to get

16384 (3x)^2 ∛(3x)

= 147456 x^{2} ∛(3x)

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