SOLUTION: Combine <pre> 4 --- - x^(1/3) x^(2/3) </pre>

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Question 148121: Combine 


4         
---       -   x^(1/3)
x^(2/3)

Answer by jim_thompson5910(35256) About Me  (Show Source):
You can put this solution on YOUR website!
Start with the given expression.


Notice how the LCD is . So we need to multiply the second term by the LCD .


Multiply the second term by the LCD


Combine the fractions.


Multiply the terms by adding the exponents.


Add.


Reduce.


Simplify.


Since the denominators are now the same, we can add the fractions.


Combine the numerators over the common denominator.


So simplifies to

In other words, where x is positive and x%3C%3E0