List questions from absolute-value

Published on 25 Mar 2026 - 15:58

135

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rational function with absolute values

Published on 25 Mar 2026 - 21:30

75

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Using the order axioms of $\mathbb{R}$ to prove the semi-definite positivity property for the absolute value?

Published on 25 Mar 2026 - 9:29

93

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Find all real numbers x such that $ |5x-1| ≤ |3x-2|$

Published on 05 Feb 2019 - 19:00

72

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Prove by cases that $|x|≤R \iff -R≤x≤R$

Published on 06 Feb 2019 - 20:40

101

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What does $\|u\|^2_2$ mean?

Published on 06 Feb 2019 - 22:49

200

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On the Newton Polygon for $p-$adic Power series

Published on 25 Mar 2026 - 12:53

193

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How do I solve $|-2x^2+1+e^x+\sin x| = |2x^2-1|+e^x+|\sin x|$ where x belongs to [0,2π]?

Published on 08 Feb 2019 - 4:24

429

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limit and absolute absolute value problem

Published on 09 Feb 2019 - 9:32

548

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Difference between the equation inequalities and absolute value inequalities

Published on 26 Mar 2026 - 3:00

218

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how to solve absolute value for a and b where x is some value

Published on 10 Feb 2019 - 12:58

143

Views

how to find a and b when there is absolute value inequalities

Published on 10 Feb 2019 - 18:17

370

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If |x + y| > |x - y|, then how to arrive at $xy > 0$?

Published on 16 Feb 2019 - 1:30

168

Views

Is there a symbol that takes the absolute value of each component of a matrix or vector in the linear algebra?

Published on 16 Feb 2019 - 5:36

28

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$|(1 + j2\pi fT)^2| = 1 + (2\pi fT)^2$

Published on 17 Feb 2019 - 23:35

List Question

Solving $\lvert z\rvert^2+iz+i=0$

rational function with absolute values

Using the order axioms of $\mathbb{R}$ to prove the semi-definite positivity property for the absolute value?

Find all real numbers x such that $ |5x-1| ≤ |3x-2|$

Prove by cases that $|x|≤R \iff -R≤x≤R$

What does $\|u\|^2_2$ mean?

On the Newton Polygon for $p-$adic Power series

How do I solve $|-2x^2+1+e^x+\sin x| = |2x^2-1|+e^x+|\sin x|$ where x belongs to [0,2π]?

limit and absolute absolute value problem

Difference between the equation inequalities and absolute value inequalities

how to solve absolute value for a and b where x is some value

how to find a and b when there is absolute value inequalities

If |x + y| > |x - y|, then how to arrive at $xy > 0$?

Is there a symbol that takes the absolute value of each component of a matrix or vector in the linear algebra?

$|(1 + j2\pi fT)^2| = 1 + (2\pi fT)^2$

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