CHAPTER 2. SINUSOIDS P-2.7 (a) 3eJw/3 + 4e-/#/6 = 5e/0.12 = 4.9641 + j0.5981 (b) (V3 - j3)'0 = (V12e-1x/2) "" = 248, 832e-110x/3 = - 124,416 + j215,494.83 et/2/3 (C) (13 j3)-+ = (v12e-ja/)*' = (1/V72)e+ju}} = 0.2887e+jx/3 = 0.14434 + j0.25 (d) (V3 - j3)!/3 = (v12e-ja/3y/2x)' ? = ((12)/621419 j241/7) for = 0,1,2. There are 3 answers: 1.513e-/R/9 = 1.422 - 10.5175 1.513e-/7/9 = -1.159 - 0.9726 1.513e-/134/9 = 1.513e+/5/9 = -0.2627 + j1.49 (e) R {je-ix/3} = * {en/2-1/3} = * {eva/6} = cos(1/6) = V3/2 = 0.866 CHAPTER 2. SINUSOIDS P-2.7 (a) 3eJw/3 + 4e-/#/6 = 5e/0.12 = 4.9641 + j0.5981 (b) (V3 - j3)'0 = (V12e-1x/2) "" = 248, 832e-110x/3 = - 124,416 + j215,494.83 et/2/3 (C) (13 j3)-+ = (v12e-ja/)*' = (1/V72)e+ju}} = 0.2887e+jx/3 = 0.14434 + j0.25 (d) (V3 - j3)!/3 = (v12e-ja/3y/2x)' ? = ((12)/621419 j241/7) for = 0,1,2. There are 3 answers: 1.513e-/R/9 = 1.422 - 10.5175 1.513e-/7/9 = -1.159 - 0.9726 1.513e-/134/9 = 1.513e+/5/9 = -0.2627 + j1.49 (e) R {je-ix/3} = * {en/2-1/3} = * {eva/6} = cos(1/6) = V3/2 = 0.866