Math Chapter Wise Limit, Continuity And Differentiability Of Function Of One Variable English MCQ Rajasthan TGT 2013 Q.The function f(x) = a0 + a1 |x| + a2 |x|2 + a3 |x|3 is differentiable at x = 0 Aif both a1 = 0 and a3 = 0 Bif a1 = 0 Cfor any values of a0, a1, a2, a3 Dfor no value of a0, a1, a2, a3 Show answer Correct answer: if a1 = 0