Question

Find $\frac{1}{x_1^3} + \frac{1}{x_2^3} + \frac{1}{x_3^3}$ for $ax^3 + bx^2 + cx + d$

score 94 · Answer 1 · 2017-09-06 12:59:34

94

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Find $\frac{1}{x_1^3} + \frac{1}{x_2^3} + \frac{1}{x_3^3}$ for $ax^3 + bx^2 + cx + d$

Published on 06 Sep 2017 - 12:59

score 351 · Answer 2 · 2017-09-07 12:31:27

351

Views

How to solve the inequality $x^3 + 2x^2 - 2x - 1 < 0$?

Published on 07 Sep 2017 - 12:31

score 1k · Answer 3 · 2017-09-10 07:45:50

1k

Views

How to factor the polynomial $8x^3-16x-85$?

Published on 10 Sep 2017 - 7:45

score 131 · Answer 4 · 2017-09-17 16:17:48

131

Views

Bounding a cubic form with a quadratic form

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score 1.6k · Answer 5 · 2026-03-27 03:41:36

1.6k

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score 312 · Answer 6 · 2026-03-29 12:40:45

312

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score 80 · Answer 7 · 2017-09-20 12:09:21

80

Views

A simple factoring problem $3x^3 - x^2 -12x + 4$

Published on 20 Sep 2017 - 12:09

score 32 · Answer 8 · 2017-09-22 01:31:41

32

Views

What is the form of the roots for a cubic equation of only the cubic variable?

Published on 22 Sep 2017 - 1:31

score 5.2k · Answer 9 · 2017-09-26 17:08:37

5.2k

Views

How many real roots can a cubic equation $x^3 + bx^2 + cx + d = 0$ have?

Published on 26 Sep 2017 - 17:08

score 67 · Answer 10 · 2017-09-27 11:16:36

67

Views

Finding real roots

Published on 27 Sep 2017 - 11:16

score 390 · Answer 11 · 2017-09-29 14:51:12

390

Views

Find a and b, that there are two roots of $x^3 - 5x^2+ 7x = a$ and these numbers are roots of $x^3 - 8x + b = 0$

Published on 29 Sep 2017 - 14:51

score 143 · Answer 12 · 2017-09-30 07:09:57

143

Views

Prove $ \cot \omega = \cot A + \cot B + \cot C$ condition given

Published on 30 Sep 2017 - 7:09

score 86 · Answer 13 · 2017-10-01 11:35:51

86

Views

Find all roots of $2x^3+16$ in $\mathbb C$

Published on 01 Oct 2017 - 11:35

score 538 · Answer 14 · 2017-10-01 14:17:30

538

Views

Solving cubic equations with another method.

Published on 01 Oct 2017 - 14:17

score 423 · Answer 15 · 2017-10-01 17:48:19

423

Views

How to factor out third degree cubic equations while only having x^3 and a constant?

Published on 01 Oct 2017 - 17:48

List Question

Find $\frac{1}{x_1^3} + \frac{1}{x_2^3} + \frac{1}{x_3^3}$ for $ax^3 + bx^2 + cx + d$

How to solve the inequality $x^3 + 2x^2 - 2x - 1 < 0$?

How to factor the polynomial $8x^3-16x-85$?

Bounding a cubic form with a quadratic form

Numerically stable scheme for the 3 real roots of a cubic

Relative difficulty of angle trisection and cube roots

A simple factoring problem $3x^3 - x^2 -12x + 4$

What is the form of the roots for a cubic equation of only the cubic variable?

How many real roots can a cubic equation $x^3 + bx^2 + cx + d = 0$ have?

Finding real roots

Find a and b, that there are two roots of $x^3 - 5x^2+ 7x = a$ and these numbers are roots of $x^3 - 8x + b = 0$

Prove $ \cot \omega = \cot A + \cot B + \cot C$ condition given

Find all roots of $2x^3+16$ in $\mathbb C$

Solving cubic equations with another method.

How to factor out third degree cubic equations while only having x^3 and a constant?

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