Question

find the number of ways to choose an ordered pair $(a, b)$ of numbers from the set {${1, 2, 3, ..., 10}$} such that $|a-b|\leqslant5$

score 360 · Answer 1 · 2021-09-19 07:39:06

360

Views

find the number of ways to choose an ordered pair $(a, b)$ of numbers from the set {${1, 2, 3, ..., 10}$} such that $|a-b|\leqslant5$

Published on 19 Sep 2021 - 7:39

score 92 · Answer 2 · 2026-04-08 08:11:08

92

Views

Proving $\lim _{(x, y) \rightarrow(3,-4)} \sqrt{x^2+y^2}=5$ using $\epsilon, \delta$

Published on 08 Apr 2026 - 8:11

score 54 · Answer 3 · 2021-09-25 00:56:31

54

Views

Prove that $|x| \geq a$ iff $x\leq -a$ or $x \geq a$

Published on 25 Sep 2021 - 0:56

score 1.1k · Answer 4 · 2021-09-26 11:08:48

1.1k

Views

periodic function of x with period 2 and f(x) =|x|−x for −1<x≤1.

Published on 26 Sep 2021 - 11:08

score 773 · Answer 5 · 2021-09-28 08:54:19

773

Views

Absolute Value Division Property

Published on 28 Sep 2021 - 8:54

score 110 · Answer 6 · 2021-09-28 14:38:53

110

Views

Why some solution are excluded in solving equality involving absolute value function?

Published on 28 Sep 2021 - 14:38

score 185 · Answer 7 · 2021-09-28 15:17:24

185

Views

How is the partial derivative of the L^p norm defined?

Published on 28 Sep 2021 - 15:17

score 25 · Answer 8 · 2021-09-29 12:03:33

25

Views

The logic of a module versus the logic of parentheses

Published on 29 Sep 2021 - 12:03

score 38 · Answer 9 · 2021-09-30 02:02:53

Find $\phi(x+ct)+\phi(x-ct)$ defined in terms of absolute values in terms of a four condition piecewise function

score 65 · Answer 10 · 2021-10-01 17:08:16

65

Views

Should we consider the cases of absolute value before or after differentiating?

Published on 01 Oct 2021 - 17:08

score 211 · Answer 11 · 2021-10-02 03:45:57

211

Views

Range of the function $f(x) = |x-3|+|x+5|$

Published on 02 Oct 2021 - 3:45

score 119 · Answer 12 · 2021-10-05 05:07:09

119

Views

Question about absolute value definition from my textbook

Published on 05 Oct 2021 - 5:07

score 36 · Answer 13 · 2021-10-07 00:08:36

36

Views

Showing $\pm |2x(\cos(az)+ i y \sin(az))| = \pm |2x| \sqrt{y^2 + (1-y^2)\cos^2(az)}$

Published on 07 Oct 2021 - 0:08

score 86 · Answer 14 · 2021-10-07 05:35:09

86

Views

Is this proof of with absolute values and inequalities correct?

Published on 07 Oct 2021 - 5:35

score 30 · Answer 15 · 2021-10-08 08:19:55

30

Views

is it true that, for $t \geq 0$: $\left|\frac{x+y}{2}\right|^t+\left|\frac{x-y}{2}\right|^t \le \frac{1}{2}|x|^t+\frac{1}{2}|y|^t $

Published on 08 Oct 2021 - 8:19

List Question

find the number of ways to choose an ordered pair $(a, b)$ of numbers from the set {${1, 2, 3, ..., 10}$} such that $|a-b|\leqslant5$

Proving $\lim _{(x, y) \rightarrow(3,-4)} \sqrt{x^2+y^2}=5$ using $\epsilon, \delta$

Prove that $|x| \geq a$ iff $x\leq -a$ or $x \geq a$

periodic function of x with period 2 and f(x) =|x|−x for −1<x≤1.

Absolute Value Division Property

Why some solution are excluded in solving equality involving absolute value function?

How is the partial derivative of the L^p norm defined?

The logic of a module versus the logic of parentheses

Find $\phi(x+ct)+\phi(x-ct)$ defined in terms of absolute values in terms of a four condition piecewise function

Should we consider the cases of absolute value before or after differentiating?

Range of the function $f(x) = |x-3|+|x+5|$

Question about absolute value definition from my textbook

Showing $\pm |2x(\cos(az)+ i y \sin(az))| = \pm |2x| \sqrt{y^2 + (1-y^2)\cos^2(az)}$

Is this proof of with absolute values and inequalities correct?

is it true that, for $t \geq 0$: $\left|\frac{x+y}{2}\right|^t+\left|\frac{x-y}{2}\right|^t \le \frac{1}{2}|x|^t+\frac{1}{2}|y|^t $

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