Question

Find the half range sine series for f(x)=x in(0,π)​

Answer 1

Answer:

∀x∈(0.. π):f(x)=cosx. Let f be expressed by a half-range Fourier sine series: f(x)∼∞∑n=1bnsinnπxλ

Answer 2

Answer:

∀x∈(0.. π):f(x)=cosx. Let f be expressed by a half-range Fourier sine series: f(x)∼∞∑n=1bnsinnπxλ