# Math: Zeroes of e^x + e^-x, real, complex

Not what you're looking for? Search our solutions OR ask your own Custom question.

Please see the attachment

Â© BrainMass Inc. brainmass.com December 24, 2021, 5:02 pm ad1c9bdddfhttps://brainmass.com/math/math-zeros-real-complex-23915

#### Solution Preview

Please see attached file

Therefore,

and

Therefore,

Now,

cos A = , cos B =

sin A = , sin B =

cosAcosB = ...

#### Solution Summary

The zeros functions with real and complex roots are given.

$2.49