Question

Discuss the solutions to $x^2 - |x| = mx(x + 1)$ depending on $m \in \mathbb{R}$.

score 43 · Answer 1 · 2020-01-22 22:10:48

Discuss the solutions to $x^2 - |x| = mx(x + 1)$ depending on $m \in \mathbb{R}$.

Published on 22 Jan 2020 - 22:10

score 89 · Answer 2 · 2020-01-23 21:17:56

Given a quadratic equation, find a value of a such that the quadratic equation would have one root less than -1 and another greater than 1.

score 33 · Answer 3 · 2020-01-24 09:23:27

33

Views

I want to make an equation from ordered pairs

Published on 24 Jan 2020 - 9:23

score 72 · Answer 4 · 2020-01-25 12:33:46

72

Views

An abstraction of matrices that can be added, inverted, transposed, multiplied

Published on 25 Jan 2020 - 12:33

score 565 · Answer 5 · 2020-01-25 13:49:26

565

Views

Name for quadratic functions with no linear term

Published on 25 Jan 2020 - 13:49

score 57 · Answer 6 · 2020-01-29 01:18:03

57

Views

Proof Confusions: How do I approach this?

Published on 29 Jan 2020 - 1:18

score 58 · Answer 7 · 2026-03-28 08:50:03

58

Views

Yikes! I know an index of 1.18404 for the equation "1.18404=(1+i)^4", but not how to solve for i.

Published on 28 Mar 2026 - 8:50

score 22 · Answer 8 · 2026-03-26 20:26:07

22

Views

Optimality condition for the critical points

Published on 26 Mar 2026 - 20:26

score 85 · Answer 9 · 2020-02-01 00:33:40

Let f(x) be a quadratic function and c constant. Which of the following statements is correct? (Statements in body of question)

score 580 · Answer 10 · 2020-02-01 22:44:07

580

Views

Solve $\sin x + \cos x = \sin x \cos x.$

Published on 01 Feb 2020 - 22:44

score 123 · Answer 11 · 2020-02-01 23:01:01

123

Views

The logic of equation solving: applying the same function on both sides. Apparent case in which the principle fails.

Published on 01 Feb 2020 - 23:01

score 44 · Answer 12 · 2026-03-27 02:36:05

Given that $x^2 + ax + b > 0$ and $x^2 + (a + np)x + (b + nq) > 0$, prove that $x^2 + (a + mp)x + (b + mq) > 0, m = \overline{1, n - 1}$.

score 81 · Answer 13 · 2026-03-29 14:25:14

81

Views

Given that $2x^2-4xy+6y^2=9$, find the biggest and lowest value of $2x-y$

Published on 29 Mar 2026 - 14:25

score 76 · Answer 14 · 2026-03-25 06:01:51

76

Views

Algebraic and Trigonometric expression is $>0$ for all real $x$

Published on 25 Mar 2026 - 6:01

score 46 · Answer 15 · 2020-02-04 10:32:13

46

Views

To prove that denominator has discriminate 0.

Published on 04 Feb 2020 - 10:32

List Question

Discuss the solutions to $x^2 - |x| = mx(x + 1)$ depending on $m \in \mathbb{R}$.

Given a quadratic equation, find a value of a such that the quadratic equation would have one root less than -1 and another greater than 1.

I want to make an equation from ordered pairs

An abstraction of matrices that can be added, inverted, transposed, multiplied

Name for quadratic functions with no linear term

Proof Confusions: How do I approach this?

Yikes! I know an index of 1.18404 for the equation "1.18404=(1+i)^4", but not how to solve for i.

Optimality condition for the critical points

Let f(x) be a quadratic function and c constant. Which of the following statements is correct? (Statements in body of question)

Solve $\sin x + \cos x = \sin x \cos x.$

The logic of equation solving: applying the same function on both sides. Apparent case in which the principle fails.

Given that $x^2 + ax + b > 0$ and $x^2 + (a + np)x + (b + nq) > 0$, prove that $x^2 + (a + mp)x + (b + mq) > 0, m = \overline{1, n - 1}$.

Given that $2x^2-4xy+6y^2=9$, find the biggest and lowest value of $2x-y$

Algebraic and Trigonometric expression is $>0$ for all real $x$

To prove that denominator has discriminate 0.

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