Consider the function ?) = l] c: g , : + 2n} 2 x}. 1 a {a} Sketch 3 periods of the given function by pen and paper. {h} 1Fill-"rite out the integral expressions for an and b\". {c} Evaluate the integrals in {b} and use HATLAB to check your results. {(1} Hence, write out the Fourier series of x}. {e} Your result for {cl} should be W: n1 (\"05(% fr) {1}\")sin{na:] Therefore, the approximation with I: terms is given by: 51(37): i: % (cos (TE) [1}") sinl[n.r}1 n=l