Let f(t) be the half-sine wave over the interval (0, 2 ): By comparing this picture with the graphs in Fourier below decide which terms are missing...

Sine and cosine function

By comparing this picture with the graphs in Fourier below decide which terms are missing in

1. the full Fourier series for this function;

2. the sine series for this function;

3. the cosine series for this function.