Question 10 was a super booger. It would have been much easier if the linear equation passed through the origin. Since it did not, it created 3 different integration pieces...
Calculus - Chapter 7 Review.pdf
Also be sure and look at example 3 on page 420...
Calculus - 7.1.ppt
Calculus - 7.2.ppt
Calculus - 7.3.ppt
Calculus - 7.4.ppt