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Consider the function f(x) = {{:( x^(2) - 1"," , -1 le x le 1) , ( lnx "," , 1 lt x le e):} Let f_(1) (x) = f (|x|) f_(2) (x) = |f(|x|)| f_(3) (x) = f (-x) Now answer the question Number of positive solution of the equation 2f_(2) (x) - 1= 0 is (are) |
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Answer» `{{:( 4 + x , : , x GE 0 ),( 4 - x , : , x LT 0):}` |
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