In: Advanced Math
For a binary FSK system, s1(t)=A cos (ω0+Ω)t and s2(t)=A cos
(ω0-Ω)t are defined.
a) Prove that the above signals are orthogonal if ΩT=nπ, where T is
the bit interval and n is a positive integer.
b) Determine probability of error for the system