The Fourier series of a function f(x) ofperiod 2L is given by f(x)=+a, cos+b, sin 2 L n=1 Which of the following option(s) is/are correct for the following function: f(x)= [2 for-2x0 [x for 0x2] an = 0 for odd n a=0 for even n, n = 0 a = 3 3 2 ao NAX L