Question

|sin z|^2+|cos z|^2=ch^2 y​

Answer 1

Answer:

What is

$what \: \: is \: meaning \: \: of \: \: \: \: c {h}^{2} y \: \: \\ are \: c \: \: and \: h \: \: constant \: \: or \: what \: \\ then \: \: why \: \: not \: \: use \ \: \: only \: c \\ ask \: a \: clear \: question$