The solutions to the exercises are available via the Instructor Resources page at:
Use this link to go directly to the relevant page.
The solutions are password-protected and access is restricted to teachers who are using the book on a course. The procedure for obtaining the password is explained at the cited page.
By accessing the solutions, you are agreeing not to publish or distribute them beyond the members of your class. In particular, they must not be made available on the Internet. Any attempt to do so will be regarded as an infringement of copyright.