Question

The zeroes of $f(x) = x^4 - 4x^3 + 4x^2+ c$, for real $c$

score 79 · Answer 1 · 2020-02-01 18:49:37

79

Views

The zeroes of $f(x) = x^4 - 4x^3 + 4x^2+ c$, for real $c$

Published on 01 Feb 2020 - 18:49

score 198 · Answer 2 · 2020-02-02 02:59:55

What is wrong with this false proof? $-1=(-1)^1=(-1)^\frac{2}{2}=((-1)^2)^\frac{1}{2}=\sqrt{(-1)^2}=\sqrt{1}=1$

score 41 · Answer 3 · 2020-02-02 10:21:50

41

Views

Complex roots of a ploynomial

Published on 02 Feb 2020 - 10:21

score 39 · Answer 4 · 2026-04-01 15:42:43

39

Views

Quadratic equation in $\mathbb{F}_q$ for an even $q$ and $u \neq 0$

Published on 01 Apr 2026 - 15:42

score 775 · Answer 5 · 2026-03-25 09:50:53

775

Views

Finding initial lower and upper bounds for bisection search for polynomial's roots

Published on 25 Mar 2026 - 9:50

score 96 · Answer 6 · 2020-02-03 16:09:03

96

Views

I have an equation involving a polynomial function with coefficients that are exponentials.

Published on 03 Feb 2020 - 16:09

score 30 · Answer 7 · 2020-02-04 03:43:49

30

Views

Growth of the given complex valued function

Published on 04 Feb 2020 - 3:43

score 47 · Answer 8 · 2026-03-26 22:50:39

47

Views

Roots, polynomials and equality breaking

Published on 26 Mar 2026 - 22:50

score 42 · Answer 9 · 2020-02-05 18:49:25

42

Views

Solution equation of type $\sqrt{a+x^2} + \sqrt{b+x^2}-c-d=0 \,\,\,\,\,\,\,\, x \in \mathbb{R}$

Published on 05 Feb 2020 - 18:49

score 172 · Answer 10 · 2020-02-06 21:07:45

172

Views

Finding $\sqrt{625}$ without a calculator

Published on 06 Feb 2020 - 21:07

score 97 · Answer 11 · 2020-02-07 00:27:38

97

Views

How do I find the solution to this equation?

Published on 07 Feb 2020 - 0:27

score 66 · Answer 12 · 2020-02-07 02:50:20

Sum of roots of $\frac{8\sin^2x\cos x - \sqrt{3}\sin x - \cos x}{\sin{(x + \frac{7\pi}{2})} - \sqrt{3}\cos{(x-\frac{3\pi}{2}})} = 0$

score 265 · Answer 13 · 2020-02-07 09:16:57

265

Views

Range of roots of the equation $e^{x}-ax-b=0$

Published on 07 Feb 2020 - 9:16

score 41 · Answer 14 · 2020-02-07 19:38:08

Analytical solution for $\frac{x \cdot e^{-\frac{a^2}{8(1 + x^2)}} \sqrt{\frac{2}{\pi}}}{(1+x^2)^{1.5}} = \frac1{2 \sqrt{\pi} \cdot x^2}$?

score 84 · Answer 15 · 2026-04-03 00:22:54

84

Views

If two polynomials satisfy $|P|^{2}=|Q|^{2}$, then they must have the same number of zeros, including the multiplicities.

Published on 03 Apr 2026 - 0:22

List Question

The zeroes of $f(x) = x^4 - 4x^3 + 4x^2+ c$, for real $c$

What is wrong with this false proof? $-1=(-1)^1=(-1)^\frac{2}{2}=((-1)^2)^\frac{1}{2}=\sqrt{(-1)^2}=\sqrt{1}=1$

Complex roots of a ploynomial

Quadratic equation in $\mathbb{F}_q$ for an even $q$ and $u \neq 0$

Finding initial lower and upper bounds for bisection search for polynomial's roots

I have an equation involving a polynomial function with coefficients that are exponentials.

Growth of the given complex valued function

Roots, polynomials and equality breaking

Solution equation of type $\sqrt{a+x^2} + \sqrt{b+x^2}-c-d=0 \,\,\,\,\,\,\,\, x \in \mathbb{R}$

Finding $\sqrt{625}$ without a calculator

How do I find the solution to this equation?

Sum of roots of $\frac{8\sin^2x\cos x - \sqrt{3}\sin x - \cos x}{\sin{(x + \frac{7\pi}{2})} - \sqrt{3}\cos{(x-\frac{3\pi}{2}})} = 0$

Range of roots of the equation $e^{x}-ax-b=0$

Analytical solution for $\frac{x \cdot e^{-\frac{a^2}{8(1 + x^2)}} \sqrt{\frac{2}{\pi}}}{(1+x^2)^{1.5}} = \frac1{2 \sqrt{\pi} \cdot x^2}$?

If two polynomials satisfy $|P|^{2}=|Q|^{2}$, then they must have the same number of zeros, including the multiplicities.

Trending Questions

Popular # Hahtags

Popular Questions