Math Chapter Wise Limit, Continuity And Differentiability Of Function Of One Variable English MCQ Rajasthan TGT 2015 Q.The function f(x) g(x) x =,x 0 ≠ has an extreme value when Af (x) f(x) ′ = Bg (x) f(x) ′ = Cf(x) 0 = Dg(x) f (x) ′ = Show answer Correct answer: g(x) f (x) ′ =