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What Kind of Error?

Calculus Level 3

For which of the following differential equations will Euler's method always produce an overestimate of the true value?

\[\frac{dy}{dx}=x^2\] \[\frac{dy}{dx}=\log x\] \[\frac{dy}{dx}=\sin x\] \[\frac{dy}{dx}=e^x\]

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by Samir Khan

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