SOLUTION: I was wondering if you could help me with this problem? *Note. cbrt is cubic root. I wasn't to sure how to type it out: 2*cbrt(81)+3*cbrt(24)

Algebra ->  Square-cubic-other-roots -> SOLUTION: I was wondering if you could help me with this problem? *Note. cbrt is cubic root. I wasn't to sure how to type it out: 2*cbrt(81)+3*cbrt(24)      Log On


   

Question 483737: I was wondering if you could help me with this problem? *Note. cbrt is cubic root. I wasn't to sure how to type it out: 2*cbrt(81)+3*cbrt(24)
Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
2*cbrt(81)+3*cbrt(24)
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Use 3 {(root(3,81) and 3 closing braces. } x 3
2%2Aroot%283%2C81%29%2B3%2Aroot%283%2C24%29
= 2%2Aroot%283%2C27%2A3%29%2B3%2Aroot%283%2C8%2A3%29
= 2%2A3root%283%2C3%29%2B3%2A2root%283%2C3%29
= 12root%283%2C3%29