Prove that lim_{x→c} x^n = c^n using epsilon-delta (ILIEKMATHPHYSICS)
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Prove the limit of 1/(x^2 - 2) = -1 as x approaches 1 (using epsilon-delta) (ILIEKMATHPHYSICS)
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Proof of a Limit Value Using Epsilon and Delta
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Imaginary numbers aren't imaginary
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Prove that arctan(x) is bounded (ILIEKMATHPHYSICS) (includes a definition of pi)
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math professor explains viral square root problem
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Prove that arctan(1) = π/4 (ILIEKMATHPHYSICS) (Real Analysis)
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Hardest Exam Question | Only 8% of students got this math question correct
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