Math Chapter Wise Tangent, Normal, Increasing, Decreasing And Maxima/Minima Of A Function Of One Variable English MCQ KVS TGT 2017 Q.The maximum value of 2 x f(x) 4 x x on 1,1 is– A1/4 B1/3 C1/6 D1/5 Show answer Correct answer: 1/6