Advanced Math/Expert Profile

Average Ratings

• Knowledgeability 9.93
• Clarity of Response 9.78
• Timeliness 9.94
• Politeness 10.0

• Number of Questions (in Past 24 Hours) 1
• Max Questions to be Asked (in 24 Hour Period) 2
• Total Questions (since joining AllExperts) 606
• Volunteer Since 2008-11-14
• Prestige Points 7520

Recent Reviews from Users

Read More Comments

    K = Knowledgeability    C = Clarity of Response    T = Timeliness    P = Politeness

User	Date	K	C	T	P	Comments
George	11/05/09	10	10	10	10	WOW BEAUTIFULLY EXPLAINED
katharine	11/04/09	10	8	10	10	Thank you so much for your help!!
katharine	11/04/09	10	9	10	10	Oh, I get it now!!! Thank you .....
George	11/03/09	10	10	10	10	Amazing Speedy Reply. Much Appreciated.
Tina	11/03/09	10	10	10	10

Recent Answers from Sherry Wallin

2009-11-04 logarithms:

Katharine~ This is tricky but here goes. I am using _3 to indicate base 3 Using the following change of base formula: log_a M = log_b M/log_b a I'm going to choose my 'b' to be 3 because 27 =

2009-11-03 urgent math:

#3 μ is called mu and is the greek letter mu. In physics we use it for a coefficient (constant of friction). The rate of change is just the first derivative of the function. μW / μsin(x)+cos(x)

2009-11-03 urgent math:

Hi George, of course I can't answer all these questions so as you asked I'll pick a few to help you out: Let's do the 30t derivative of cos(2x). Let's examine the first few to see if there is a pattern:

2009-11-03 Calculus: Implicit Differentiation:

Sue~ I'm not sure what part has you lost but to do implicit differentiation it is just like taking the derivative with respect to x but every time you have a y you need to multiply by y' and that

2009-11-02 remainder theorem:

Belle~ There are a number of ways to approach these problems. I think your teacher wants you to use the remainder theorem which says that if you divide a polynomial by x - c then the remainder is