A few solutions

Problem #84 - The answer is B but "getting there is half the fun"



and the second part of that:



And here is a printable version of the final solution.

For problem 90:



and here is the video:



For problem 91:



and its video:

Answers for Chain Rule, Implicit Differentiation, and Related Rates Problem Set are below:

54. D 64. D 74. B 84. B
55. E 65. A 75. E 85. D
56. D 66. D 76. D 86. B
57. A 67. D 77. E 87. B
58. A 68. C 78. B 88. B
59. E 69. A 79. A 89. D
60. A 70. C 80. D 90. C
61. B 71. A 81. D 91. D
62. E 72. B 82. C
63. B 73. C 83. D

Please complete the assignment and let me know (either here or by email if you have any questions before Monday morning. I will try to answer your questions before Monday, so we can use Monday to do a different type of review. Thanks!

Related Rates and Implicit Differentiation Problem Set

Problem Set

Video Solutions
Problem 1:


Problem 2:


Problem 3: I had a feeling as I was doing this one that there was a mistake in it, but I just could figure out at the time what it was. I forgot the dh/dt when differentiating the volume formula. I will adjust that and upload a new video. Sorry!



More to come later

Related Rates Part 2

Related Rates Part 2 is now available to download. We will have a test on Wednesday covering related rates and implicit differentiation. It will also be cumulative in nature, so expect everything else (including the kitchen sink) :) You are responsible for problems 1-27 all in Section 2.6.

Related Rates

Related Rates HW assignment.

Implicit Differentiation

There are two assignments relating to implicit differentiation. The can be downloaded here:

Assignment 1

Assignment 2