[(x^1/4 - x^1/8 - 1 )^-1  +  (x^1/4 + x^1/8 + 1)^-1  -(2x^1/4 - 2)/(x^1/2 - x^1/4 + 1)]^-1  -2^logx-2base4=2012




  • 0
What are you looking for?