List questions from absolute-value

Published on 24 Jan 2013 - 19:49

271

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A couple of limit questions: $\lim{x \to 2^-} \frac{3x^2 + x - 7}{|x - 2|}$ and $\lim_{x \to 0^+} \frac{x}{|x|}$

Published on 25 Jan 2013 - 1:52

8.4k

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Log laws and modulus

Published on 27 Jan 2013 - 17:13

6k

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Is there a lower-bound version of the triangle inequality for more than two terms?

Published on 03 Apr 2026 - 6:15

873

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Graphing Absolute Value Functions

Published on 06 Feb 2013 - 2:14

171

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minimum of absolute value

Published on 07 Feb 2013 - 1:35

135

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Solving $| ax + b | \gt c$

Published on 08 Feb 2013 - 19:36

122

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Integration Involving the Absolute Function

Published on 11 Feb 2013 - 21:23

884

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Adding equations in Triangle Inequality Proof

Published on 12 Feb 2013 - 5:14

2.9k

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Absolute ratios

Published on 13 Feb 2013 - 21:17

37.9k

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How to find critical points of an absolute values function

Published on 18 Feb 2013 - 5:14

237.3k

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Proof of triangle inequality

Published on 18 Feb 2013 - 19:07

599

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Truth set of $-|x| \lt 2$?

Published on 20 Feb 2013 - 18:35

129

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$|px^2+qx+r|\le1$ for all $x$ in $[-1; 1]$, show that $|rx^2+qx+p|\le2$ for all $x$ in $[-1; 1]$

Published on 21 Feb 2013 - 14:32

142

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Prove $S_n \rightarrow 0 \iff |S_n| \rightarrow 0$

Published on 22 Feb 2013 - 12:07

List Question

Absolute function continuous implies function piecewise continuous?

A couple of limit questions: $\lim{x \to 2^-} \frac{3x^2 + x - 7}{|x - 2|}$ and $\lim_{x \to 0^+} \frac{x}{|x|}$

Log laws and modulus

Is there a lower-bound version of the triangle inequality for more than two terms?

Graphing Absolute Value Functions

minimum of absolute value

Solving $| ax + b | \gt c$

Integration Involving the Absolute Function

Adding equations in Triangle Inequality Proof

Absolute ratios

How to find critical points of an absolute values function

Proof of triangle inequality

Truth set of $-|x| \lt 2$?

$|px^2+qx+r|\le1$ for all $x$ in $[-1; 1]$, show that $|rx^2+qx+p|\le2$ for all $x$ in $[-1; 1]$

Prove $S_n \rightarrow 0 \iff |S_n| \rightarrow 0$

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