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evaluate (16^(-1/4))/(4-^(1/2))

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1 Answer

 16 -1/4 / 4 -1/2  =  1/ (161/4 ) * ( 41/2) = 2/ 2 = 1
 
 Negative exponent is reciprocate of quantity to positive exponent.
 
   a-n = (1/a)n
 
   Fractional exponent is same as roots
 

       8 2/3= 382 = (3√23)2=22=4