Which expression is equivalent to (m^8 n^-4) 1/4 ?

a. 1/mn

b. m^4/n

c. m^2/n

d. mn

It's C because (m^8)^1/4 can simplify to (m^2)  

and (n^-4)^1/4 can simplify to (n^-1), which would then become 1/n because it is a negative exponent.  

Combine the two and you get: m^2/n

Step-by-step explanation:

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