Answer Happy

Part A The periodic function shown in (Figure 1) is odd and has both half-wave and quarter-wave symmetry. Sketch one full cycle of the function over the interval -T/4<t <3T/4. 3 No elements selected f(t) 25 Figure 1 of 1 20 19 10 f(0) 5 20 15 -5 -10 1001 -15 5 -20 0 T/8 T/4 -25

Part B The periodic function shown in (Figure 1) is odd and has both half-wave and quarter-wave symmetry. Derive the expression for the Fourier coefficient ay. Express your answer in terms of k and T. VALOIt vec ? ay = Submit Request Answer Figure 1 of 1 Part C f(0) 200 Derive the expression for the Fourier coefficient ak. Express your answer in terms of k and . 15 10 ΤΡΙ ΑΣΦ If vec 5 0 ak = T/8 T/4 Submit Request Answer

The periodic function shown in (Figure 1) is odd and has both half-wave and quarter-wave symmetry. Submit Request Answer Part D Choose the expression for the Fourier coefficient ble 160 km sin + 212 80 sin ka k 2 k is even 160 ker sin 2,2' + 80 kan? sin ka k is odd 2 Figure 1 of 1 ken 80 212 + 160 k ka sin k is odd O O for all k f(0) 20 Submit Request Answer 15 10 urt E Complete previous part(s) 5 T irt F Complete previous part(s) T/8 1/4