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January 28, 2015

January 28, 2015

Posted by **lee** on Sunday, December 2, 2012 at 1:23pm.

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 2:06pmThank you so much for the help

- algebra -
**lee**, Sunday, December 2, 2012 at 2:09pmthe answer was 10 3sqrt6

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

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