engineering recuitment HAL Management & Design Trainee Mock Test 2023 Signals and Systems Fourier Series
Given x (t) = sin 2t + cos 4t. If the Fourier series coefficient of x (t) be defined as Cn, then C-1 + C2 + C0 =________
1
\(\frac{{1 + j}}{2}\)
2
\(\frac{{1 - j}}{2}\)
3
\(\frac{1}{2}\)
4
\(\frac{1}{{2j}}\)