How do you solve cos (sin(x)) = e^x?

Answer 1

It must be solved numerically, most easily by looking at the graph of the

function

y = f(x) = cos(sin(x)) - e^x

The solution is in fact the origin (0,0)

cos(sin(0)) - e^0 = cos(0) - e^0 = 1 - 1 = 0