Find the probability of bit error, PB, for the coherent matched filter detection of the equally likely binary FSK signals si(t) = 0.5 Cos(2000л t) and s2 (t) = 0.5 Cos(2020л t), where the two-sided AWGN power spectral density is No/2 = 0.0001. Assume that the symbol duration is T=0.01 sec.