Q. Find the domain plz!
(xi) f (x) = log x cos 2 πx

Hi, 
For domain of the expression,. 


This is because when,  0<2πx<π2 then 02π<x<π2×2π  or 0<x<14and when 3π2<2πx<2π then 3π2×2π<x<2π2π or 34<x<1

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