Posted inComplex Analysis What are real and imaginary parts of cosh z ? Posted by By SK Math Expert June 16, 2023Posted inComplex Analysis Question : What are real and imaginary parts of cosh z ?Solution :To find real and imaginary parts of cosh z where z is a complex number.A complex number z is written as \[z=x+iy\]where x and y are real numbers.By… This Question has been answered. Please Login or Register to See The Answer Post navigation Previous Post What are real and imaginary parts of Sinh z ?Next Posthow to prove that tan iz=-i tanh z ?