Answers to Sample Exam 3

• 1) b
• 2) c
• 3) d
• 4) c
• 5) f
• 6) d
• 7) e
• 8) b
• 9) I. Origin is only critical point; saddle point there.
• II. Maximum at (-1/3, -8/9)
• 10) I. 5/12
• II. sqrt(17)/6