List questions from quadratics

Published on 23 Mar 2026 - 0:43

98

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How to solve sum of quadratics

Published on 16 Mar 2026 - 23:44

140

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If $ax^2+bx+c=0$ has $2$ different solutions in $(0,1)$ then prove $a\geq 5$.

Published on 24 Jan 2018 - 20:54

61

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Proof of irrationality

Published on 17 Mar 2026 - 5:13

84

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$n$-dimensional quadratic equation $(Ax)x + Bx + c = 0$

Published on 24 Mar 2026 - 21:13

118

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How to prove this that every previous roots satisfy the newer ones if we make it more complex?

Published on 22 Mar 2026 - 10:05

246

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How do I rearrange $b-10\le \pm \sqrt{b^2 -4c} \le b+10 $ for c?

Published on 26 Jan 2018 - 14:58

66

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Find the value of $\frac{a+b+c}{d+e+f}$

Published on 22 Mar 2026 - 12:38

244

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Find the points that are closest and farthest from $(0,0)$ on the curve $3x^2-2xy+2y^2=5$

Published on 21 Mar 2026 - 19:28

1.4k

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Find k for Positive Definite Quadratic Form

Published on 22 Mar 2026 - 20:10

57

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How to solve $x^2+xy+y^2=(\frac{x+y}{3}-1)^3$?

Published on 17 Mar 2026 - 16:03

51

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Nested fractional denominator(up to infinity)calculation

Published on 22 Mar 2026 - 14:03

209

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Complex numbers - $z^{2} = 4i$

Published on 16 Mar 2026 - 22:04

98

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Minimum value of $(a+1)(b+1)$

Published on 24 Mar 2026 - 20:47

1.4k

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Solving a biquadratic.

Published on 16 Mar 2026 - 23:28

List Question

Solving $x^2 + 18x + 30 = 2 \sqrt{x^2 + 18x + 45}$? (1983 AIME problem 3)

How to solve sum of quadratics

If $ax^2+bx+c=0$ has $2$ different solutions in $(0,1)$ then prove $a\geq 5$.

Proof of irrationality

$n$-dimensional quadratic equation $(Ax)x + Bx + c = 0$

How to prove this that every previous roots satisfy the newer ones if we make it more complex?

How do I rearrange $b-10\le \pm \sqrt{b^2 -4c} \le b+10 $ for c?

Find the value of $\frac{a+b+c}{d+e+f}$

Find the points that are closest and farthest from $(0,0)$ on the curve $3x^2-2xy+2y^2=5$

Find k for Positive Definite Quadratic Form

How to solve $x^2+xy+y^2=(\frac{x+y}{3}-1)^3$?

Nested fractional denominator(up to infinity)calculation

Complex numbers - $z^{2} = 4i$

Minimum value of $(a+1)(b+1)$

Solving a biquadratic.

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