I foolishly bought both the hardcover and paperback book. The book store said “optional” and I thought the paperback was a solutions manual. It is not.
Halliday, Resnick and Walker Fundamentals of Physics 7th edition Hardcover, since I wrote all over the soft cover.
The internet thing is required. Basically you submit all your homework online for the course now. You get 5 tries per question, and half credit is awarded to the students whom notice you can put in the correct units.
$40 or reasonable offers. It’s $67 with the egradeplus new.