lf f(x)=⎧⎪ ⎪ ⎪ ⎪ ⎪ ⎪ ⎪ ⎪ ⎪⎨⎪ ⎪ ⎪ ⎪ ⎪ ⎪ ⎪ ⎪ ⎪⎩(1+|sinx|)a|sinx|−π6<x<0bx=0etan2xtan3x0<x<π6 iscontinuous at x=0 then