Posted by lee on Sunday, December 2, 2012 at 1:23pm.
what is the simpliest form of the equation
3 sqrt 750 + 3 sqrt 2058  3 sqrt 48
possible answers
14 3sqrt6
17.5 3sqrt6
33 3sqrt6
10 3sqrt6

algebra  Steve, Sunday, December 2, 2012 at 1:32pm
∛750 = ∛√125√6 = 5∛6
√2058 = ∛343∛6 = 7∛6
√48 = √8√6 = 2∛6
so we have (5+7+2)∛6 = 14∛6
use cbrt(n) or cuberoot(n) for ∛n
sqrt means square root.

algebra  lee, Sunday, December 2, 2012 at 2:06pm
Thank you so much for the help

algebra  lee, Sunday, December 2, 2012 at 2:09pm
the answer was 10 3sqrt6

algebra  Steve, Sunday, December 2, 2012 at 2:46pm
oops. I added 2 instead of subtracting. Clever of them to include that wrong choice!
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