Question

how find roots for $\frac{\cos(z)}{z}$ for $|z|=2$

score 43 · Answer 1 · 2026-04-10 18:48:36

43

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how find roots for $\frac{\cos(z)}{z}$ for $|z|=2$

Published on 10 Apr 2026 - 18:48

score 248 · Answer 2 · 2026-04-16 02:00:30

248

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On the roots of the polynomial $(z-\frac12)^{2n}+(z+\frac12)^{2n}+1$

Published on 16 Apr 2026 - 2:00

score 355 · Answer 3 · 2026-04-17 14:06:34

355

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If $3x^2-6x+p=0$ has roots $\alpha$ and $\beta$, then find a quadratic with roots $(\alpha+\beta)/\alpha$ and $(\alpha+\beta)/\beta$

Published on 17 Apr 2026 - 14:06

score 1.2k · Answer 4 · 2026-04-14 13:24:23

1.2k

Views

A polynomial $p(x)$ with real coefficients is of degree five. Find $p(x)$ in factorised form with real coefficients.

Published on 14 Apr 2026 - 13:24

score 61 · Answer 5 · 2026-04-16 02:32:12

61

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suppose $a(x)$ and $b(x)$ have degree smaller than $n$. If $a(c)=b(c)$ for $n$ values of $c$, prove $a(x)=b(x)$

Published on 16 Apr 2026 - 2:32

score 259 · Answer 6 · 2026-04-15 18:54:00

259

Views

Find Maximum number of distinct real roots $f(x)$ can have

Published on 15 Apr 2026 - 18:54

score 63 · Answer 7 · 2026-05-10 18:44:44

63

Views

Finding the number of intersections of two curves, with rescritions.

Published on 10 May 2026 - 18:44

score 80 · Answer 8 · 2026-05-10 19:09:02

80

Views

zeroes of anlytic function is isloated .

Published on 10 May 2026 - 19:09

score 84 · Answer 9 · 2026-04-11 22:39:22

84

Views

Roots of a Quadratic Equation - Upper Bounding

Published on 11 Apr 2026 - 22:39

score 81 · Answer 10 · 2026-04-11 04:49:38

81

Views

Complex number and Inner product

Published on 11 Apr 2026 - 4:49

score 344 · Answer 11 · 2026-05-10 15:07:26

344

Views

Find Cubic Given Zeroes

Published on 10 May 2026 - 15:07

score 1.9k · Answer 12 · 2026-05-10 15:00:41

1.9k

Views

Minimum polynomial of a root involving the 7th root of unity

Published on 10 May 2026 - 15:00

score 2.2k · Answer 13 · 2026-04-14 00:23:24

2.2k

Views

The Modulus of all the roots of a Polynomial are equal to $1$

Published on 14 Apr 2026 - 0:23

score 1.9k · Answer 14 · 2026-05-10 15:08:10

1.9k

Views

Solving $x^3-x^2+2=0$

Published on 10 May 2026 - 15:08

score 79 · Answer 15 · 2026-04-17 13:01:21

79

Views

Any way to show that $x=2$ is only integer solution of this equation :$x^x-x^2(1-x)^4=0$?

Published on 17 Apr 2026 - 13:01

List Question

how find roots for $\frac{\cos(z)}{z}$ for $|z|=2$

On the roots of the polynomial $(z-\frac12)^{2n}+(z+\frac12)^{2n}+1$

If $3x^2-6x+p=0$ has roots $\alpha$ and $\beta$, then find a quadratic with roots $(\alpha+\beta)/\alpha$ and $(\alpha+\beta)/\beta$

A polynomial $p(x)$ with real coefficients is of degree five. Find $p(x)$ in factorised form with real coefficients.

suppose $a(x)$ and $b(x)$ have degree smaller than $n$. If $a(c)=b(c)$ for $n$ values of $c$, prove $a(x)=b(x)$

Find Maximum number of distinct real roots $f(x)$ can have

Finding the number of intersections of two curves, with rescritions.

zeroes of anlytic function is isloated .

Roots of a Quadratic Equation - Upper Bounding

Complex number and Inner product

Find Cubic Given Zeroes

Minimum polynomial of a root involving the 7th root of unity

The Modulus of all the roots of a Polynomial are equal to $1$

Solving $x^3-x^2+2=0$

Any way to show that $x=2$ is only integer solution of this equation :$x^x-x^2(1-x)^4=0$?

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