Question

Which of the following identity is not true?
a) sin(x) = sinh(x),
b) cos(ix) = cosh(x),
c) tan(x) = tanh(x),
d) tan(ix) = i tanh(x).​

Answer 1

Answer:

look I don't have any brainly points

Step-by-step explanation:

sorry I wasted your brainly points:,-)