3. Given the following function f(x)=e², 0≤x≤ 2, f(x) = f(x+4). Sketch the graph of even periodic extension of f(r) over
Posted: Fri Jul 08, 2022 5:52 am
3. Given the following function f(x)=e², 0≤x≤ 2, f(x) = f(x+4). Sketch the graph of even periodic extension of f(r) over -4 ≤ x ≤ 4. Hence, find the Fourier cosine series expansion for f(x).