Math 125 Discussion 22: Thursday Nov 1, 2007

0. Announcements:

Tests 3 Take 2 after class Today 2:05 - 4:00 in Physics Lab. You must bring with you problem missed worked correctly 5 times each!

Next week’s movie is “The Johnstown Flood”

Show times are Wed: 2:445 - 4:45, Thurs 3-5 & 6-8, Fri 7-9 am

1. DDFD's # 20

2. Pop ddfd differentiate:

1. y = 3x⁵sin ² 4x⁶

2. y = (tan 2x)^{cos 3x}

3. Concept 8: Optimization Problems I, begin with wkb pg 43 problem 2.

4. Hwk # 8 pg 203: problems 5,7,19,

5 pts each

Bonus# 11 = 24 pg 204 in text.

Bonus # 12 = RABBS problem pg 42 in wkb

Bonus # 13 = Prob 11 pg 46 in wkb.

5. Today’s Assignment:

Th 10-18

3.6 Optimization Problems

3-11, 19,21,24B,39,44

6. What's Next? Differentials

T 10-23

3.7 Differentials

Sect. 3.7 5-13