david powell

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3. doing integrals 'from first principals'

Hi, thanks for replying. I did a bit of digging and managed to come up with a solution using Rieman sums and the limit definition for the integral of f(x)dx where f(x) = x^2, and I calculated the i...

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3. Precalculus series unit and convergence/divergence

Thanks!

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2. General Khan Academy Questions
3. What is the best sub-forum to post math questions in the Khan Community section?

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3. Unable to add Calculus 1 course to Learner Home

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