Prove the limit of 1/(x^2 - 2) = -1 as x approaches 1 (using epsilon-delta) (ILIEKMATHPHYSICS)
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Prove using epsilon-delta: Limit of (2x^2 - 3x + 1)/(x^3 + 4) = 1/4 as x approaches 2
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How to do epsilon-delta proofs (ultimate calculus guide)
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Prove that arctan(1) = π/4 (ILIEKMATHPHYSICS) (Real Analysis)
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Epsilon-delta proof for rational functions
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The Limit of sin(1/x) as x approaches 0 Part 1: Proof with Limits Property
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Limit of (1/x)^(1/x) as x approaches infinity
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the complex derivative is strange...
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