SOLUTION: Could someone please help me simplify ^4(sqrt)z^4 Thanks so much for your help! I have really struggled with this one!

Question 69394: Could someone please help me simplify
^4(sqrt)z^4
Thanks so much for your help! I have really struggled with this one!
Answer by jim_thompson5910(35256) (Show Source): You can put this solution on YOUR website!
Does your question look like this? If so then you can simply look at the square root as a fractional exponent. Rewrite the expression as
the 1/2 exponent is the square root rewritten
Since an exponent of an exponent can be written as a product, we can rewrite further. Or in other words .
So we can say
can be rewrittern as
Now multiply exponents and simplify
This is what your answer should look like
Or it could look like this
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