Question

$ x^{2} - 2px -5q = (x-m)(x-n)$ and $ x^{2} - 2mx -5n = (x-p)(x-q)$ What is $p+q+m+n$?

score 122 · Answer 1 · 2026-03-29 23:46:59

122

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$ x^{2} - 2px -5q = (x-m)(x-n)$ and $ x^{2} - 2mx -5n = (x-p)(x-q)$ What is $p+q+m+n$?

Published on 29 Mar 2026 - 23:46

score 40 · Answer 2 · 2026-03-25 07:55:28

40

Views

Given $\mathbf{y}=\mathbf{Ax}$, is there a simple way to express $\prod y_i^{k_i}$ as a function of $\mathbf{A}$ and $\mathbf{x}$ elements?

Published on 25 Mar 2026 - 7:55

score 41 · Answer 3 · 2019-07-11 01:25:36

41

Views

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Published on 11 Jul 2019 - 1:25

score 52 · Answer 4 · 2019-07-11 05:48:02

52

Views

Formulae for calculating line and circle intersection

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score 90 · Answer 5 · 2026-03-26 04:34:09

90

Views

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score 75 · Answer 6 · 2026-03-26 13:51:33

75

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score 1k · Answer 7 · 2026-03-27 20:19:56

1k

Views

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Published on 27 Mar 2026 - 20:19

score 880 · Answer 8 · 2026-03-28 00:35:31

880

Views

Solve $ab + cd = -1; ac + bd = -1; ad + bc = -1$ over the integers

Published on 28 Mar 2026 - 0:35

score 492 · Answer 9 · 2026-03-26 07:50:56

492

Views

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score 31 · Answer 10 · 2026-03-26 17:32:37

31

Views

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score 3k · Answer 11 · 2026-03-29 23:45:22

3k

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Published on 29 Mar 2026 - 23:45

score 669 · Answer 12 · 2019-07-15 11:36:11

669

Views

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Published on 15 Jul 2019 - 11:36

score 208 · Answer 13 · 2026-03-25 04:35:35

208

Views

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Published on 25 Mar 2026 - 4:35

score 167 · Answer 14 · 2026-03-25 21:49:49

167

Views

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Published on 25 Mar 2026 - 21:49

score 125 · Answer 15 · 2026-04-02 07:58:27

125

Views

Show that if $a\sin x + b\cos x + ce^x$ is the zero function for constants $a, b, c$ then $a = b = c = 0$

Published on 02 Apr 2026 - 7:58

List Question

$ x^{2} - 2px -5q = (x-m)(x-n)$ and $ x^{2} - 2mx -5n = (x-p)(x-q)$ What is $p+q+m+n$?

Given $\mathbf{y}=\mathbf{Ax}$, is there a simple way to express $\prod y_i^{k_i}$ as a function of $\mathbf{A}$ and $\mathbf{x}$ elements?

How to solve this equation given another equation with the same variable

Formulae for calculating line and circle intersection

Can anyone help me in determining the value of a,b and c?

Solving a over-determined equation approximately, but keeping an underdetermined sub-system of equations exactly solved.

Finding the equation of a rational function from a set of points

Solve $ab + cd = -1; ac + bd = -1; ad + bc = -1$ over the integers

How to solve simultaneous equations with both of the equations being quadratic equations.

Asset Price model with Exrapolation - Derivation of the Price

Confused with a system of equations with three variables that has infinitely many solutions

Show that $\alpha, \beta, \gamma$ are linear combinations of the other two

Compute approximation of ODE using one step of explicit/implicit Euler method

Jacobian of RHS of ODE non-square matrix

Show that if $a\sin x + b\cos x + ce^x$ is the zero function for constants $a, b, c$ then $a = b = c = 0$

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