Question

Show that orbits of quadratic polynomial $Q_{-2}$ tend to infinity (problem 7.4 -8 in Elaydi's "Discrete Chaos")

score 66 · Answer 1 · 2026-04-16 02:13:04

Show that orbits of quadratic polynomial $Q_{-2}$ tend to infinity (problem 7.4 -8 in Elaydi's "Discrete Chaos")

Published on 16 Apr 2026 - 2:13

score 43 · Answer 2 · 2026-04-15 07:18:02

What is the width of the deck of a $10~\text{m}$ by $4~\text{m}$ pool surrounded by a deck of uniform width if the combined area of ...?

score 100 · Answer 3 · 2026-04-16 00:47:13

100

Views

Computing $\int_0^t \tau\cos(c+b\tau+a\tau^2)d\tau$

Published on 16 Apr 2026 - 0:47

score 89 · Answer 4 · 2026-04-09 09:49:28

89

Views

How to solve for x quadratic equation?

Published on 09 Apr 2026 - 9:49

score 43 · Answer 5 · 2026-04-14 18:16:41

43

Views

Just some playful Iterations that might interest you

Published on 14 Apr 2026 - 18:16

score 224 · Answer 6 · 2026-04-09 06:02:14

224

Views

How to solve temperature readings in a faulty thermometers using correct thermometer readings?

Published on 09 Apr 2026 - 6:02

score 168 · Answer 7 · 2026-04-14 22:34:19

168

Views

Piecewise quadratic interpolation in a symmetric manner

Published on 14 Apr 2026 - 22:34

score 69 · Answer 8 · 2026-04-11 12:30:34

69

Views

What is the difference of nth powers of the roots of quadratic equation

Published on 11 Apr 2026 - 12:30

score 109 · Answer 9 · 2026-04-15 04:17:04

109

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One of the roots of $x^2-m^4x+m^2-m^4=0$ is $\sqrt[3]2-\sqrt[3]4$. What is the value of $m$ and other root?

Published on 15 Apr 2026 - 4:17

score 85 · Answer 10 · 2026-04-16 10:06:32

85

Views

Given $f(x)=x^2+ax+2b$ with $a\in [1.2,5]$ and $b\in [-0.8,1.5]$, what is the probability that $f(x)$ has two real roots?

Published on 16 Apr 2026 - 10:06

score 364 · Answer 11 · 2026-04-16 09:54:04

364

Views

Find all integer pairs $(a,b)$ such that $a^2+ab+b^2=219^2$, without technology.

Published on 16 Apr 2026 - 9:54

score 106 · Answer 12 · 2026-04-12 17:42:46

106

Views

Two consecutive positive integers' product in the form of a polynomial

Published on 12 Apr 2026 - 17:42

score 803 · Answer 13 · 2026-04-15 11:36:14

803

Views

For a natural number $b$, let $N(b)$ denote the number of natural numbers $a$ for which the equation $x^2+ax+b=0$ has integer roots.

Published on 15 Apr 2026 - 11:36

score 47 · Answer 14 · 2026-04-17 09:52:02

47

Views

Proving $\exists \alpha$ s.t. quadratic $f(x) \geq \alpha \; \forall x \in \Bbb R^n \iff b^T \in$ Range$(A)$

Published on 17 Apr 2026 - 9:52

score 233 · Answer 15 · 2026-04-15 15:49:56

233

Views

find max of quadratic function

Published on 15 Apr 2026 - 15:49

List Question

Show that orbits of quadratic polynomial $Q_{-2}$ tend to infinity (problem 7.4 -8 in Elaydi's "Discrete Chaos")

What is the width of the deck of a $10~\text{m}$ by $4~\text{m}$ pool surrounded by a deck of uniform width if the combined area of ...?

Computing $\int_0^t \tau\cos(c+b\tau+a\tau^2)d\tau$

How to solve for x quadratic equation?

Just some playful Iterations that might interest you

How to solve temperature readings in a faulty thermometers using correct thermometer readings?

Piecewise quadratic interpolation in a symmetric manner

What is the difference of nth powers of the roots of quadratic equation

One of the roots of $x^2-m^4x+m^2-m^4=0$ is $\sqrt[3]2-\sqrt[3]4$. What is the value of $m$ and other root?

Given $f(x)=x^2+ax+2b$ with $a\in [1.2,5]$ and $b\in [-0.8,1.5]$, what is the probability that $f(x)$ has two real roots?

Find all integer pairs $(a,b)$ such that $a^2+ab+b^2=219^2$, without technology.

Two consecutive positive integers' product in the form of a polynomial

For a natural number $b$, let $N(b)$ denote the number of natural numbers $a$ for which the equation $x^2+ax+b=0$ has integer roots.

Proving $\exists \alpha$ s.t. quadratic $f(x) \geq \alpha \; \forall x \in \Bbb R^n \iff b^T \in$ Range$(A)$

find max of quadratic function

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