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Paul Klarreich

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Expertise

All topics in first-year calculus including infinite series, max-min and related rate problems. Also trigonometry and complex numbers, theory of equations, exponential and logarithmic functions. I can also try (but not guarantee) to answer questions on Analysis -- sequences, limits, continuity.

Experience in the area

I taught all mathematics subjects from elementary algebra to differential equations at a two-year college in New York City for 25 years.

Education/Credentials

(See above.)

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Recent Answers from Paul Klarreich

2012-02-08 Applications of derivative:

Questioner:Tommy  Country:North Carolina, United States  Category:Calculus  Private:No  Subject:calculus 1    Question:    a) find an equation in slope-intercept form of the tangent line to the parabola

2012-02-05 Piecewise function.:

Questioner:Erin  Subject: Piecewise function.    Question:    Can you help me with (b) and (c) of the following question?    The price of an item is initially $700. For the first 4 years the price   increases

2012-02-03 Domain and Range:

Questioner:Hiral  Country:New Jersey, United States  Category:Calculus  Private:Yes  <<<<<<<<<<<<<<<<<<<<<<<<<<<<<<  changed  Subject:Calculus    Question:    Consider the following equation: f(x) = -4√

2012-02-02 max/min question:

Questioner:Alexis  Country:Wisconsin, United States  Category:Calculus  Private:No  Subject:max/min question    Question:    A lamp is hung above a circular table of radius r=15in at a variable height

2012-02-01 Domain:

Questioner:Hiral  Country:New Jersey, United States  Category:Calculus  Private:Yes    <<<<<<<<<<<<<<<<<<< changed  Subject:Domain    Question:    What is the domain of the following in interval notation?

 

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