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avatar+1314 

Simplify $ \root 3 \of {x \root 3 \of {x \root 3 \of {x \sqrt{x}}}}. $ Express your answer in simplest radical form in terms of $x$.

 Jun 30, 2015

Best Answer 

 #2
avatar+26397 
+6

Simplify $ \root 3 \of {x \root 3 \of {x \root 3 \of {x \sqrt{x}}}}. $ Express your answer in simplest radical form in terms of $x$.

 

  Formula: nab=nanb  

 

3x3x3xx=3x33x3xx=3x9x3xx=3x9x93xx=3x9x27xx=3x9x27x27x=3x9x27x54x=x13x19x127x154=x13+19+127+154=x131818+1966+12722+154=x18+6+2+154

 

=x2754=x12=x

 

 Jul 1, 2015
 #1
avatar+130477 
+5

√x

 

Basically, we're taking the cube root of x^(3/2) = x^(1/2) and multiplying this by x  = (x)^(3/2)....then taking the cube root of that, etc.........the last operation results in  (x)^(3/2)^(1/3)  = x^(1/2)  =

√x

 

 

 Jun 30, 2015
 #2
avatar+26397 
+6
Best Answer

Simplify $ \root 3 \of {x \root 3 \of {x \root 3 \of {x \sqrt{x}}}}. $ Express your answer in simplest radical form in terms of $x$.

 

  Formula: nab=nanb  

 

3x3x3xx=3x33x3xx=3x9x3xx=3x9x93xx=3x9x27xx=3x9x27x27x=3x9x27x54x=x13x19x127x154=x13+19+127+154=x131818+1966+12722+154=x18+6+2+154

 

=x2754=x12=x

 

heureka Jul 1, 2015
 #3
avatar+118703 
0

You made that look REALLY hard Heureka   LOL   :))

 Jul 2, 2015

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