New posts in quadratics

Why squaring the trigonometric equation changes the solution?

algebra-precalculus trigonometry quadratics

Solve the quadratic equation with complex number $b$

complex-analysis algebra-precalculus quadratics

Purely imaginary equation $p(x)=0$ with real coefficient

quadratics

Solving $a(a + 1) + b(b + 1) = 12, (a+ 1)(b+1) = 4$, is there any trick?

algebra-precalculus systems-of-equations quadratics

What would be the value of $\sum\limits_{n=0}^\infty \frac{1}{an^2+bn+c}$

sequences-and-series complex-analysis quadratics

Why does the value of $b$ cause parabola to shift down and left if positive and down and right if negative?

quadratics graphing-functions

Finding roots of given quadratic without discriminant

polynomials roots quadratics

Mistake in solving an equation involving a square root

algebra-precalculus quadratics

Integer between the primes p and p+2 is a perfect square. Explain why there exists an integer $n$ such that $4n^2 − 1 = p$

algebra-precalculus prime-numbers quadratics

How to find the solution of a quadratic equation with complex coefficients?

polynomials quadratics

Probability of $ax^2 + bx + c = 0$ having real solutions

probability roots quadratics

How to solve equations to the fourth power?

algebra-precalculus exponentiation quadratics

How do I find the equation for a parabola when given 2 points and the maximum values?

algebra-precalculus quadratics conic-sections

Numerically stable algorithm for solving the quadratic equation when $a$ is very small or $0$

numerical-methods quadratics

Finding a non-degenerated quadric containing three projective lines in $\mathbb{P}^3(\mathbb{C})$

algebraic-geometry quadratics projective-geometry projective-space quadrics

Is a Quadratic equation a function?

quadratics

Let $f(x)=x^2+12x+30$. Solve $f(f(f(f(f(x)))))=0$

polynomials quadratics

Why do parabolas' arms eventually become parallel?

quadratics conic-sections

Nested solutions of a quadratic equation.

algebra-precalculus approximation quadratics continued-fractions nested-radicals

An interesting table of Prime Generating polynomials similar to $n^2+n+41$?

number-theory prime-numbers quadratics class-field-theory